Home / 5,265,505.50-7,898,258.25-1,276,417.50

Finding the Fourth Proportional to 5,265,505.50, 7,898,258.25 and 1,276,417.50

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Solution

The fourth proportional to 5,265,505.50, 7,898,258.25 and 1,276,417.50 is: 1,914,626.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,505.50 : 7,898,258.25 = 1,276,417.50 : x
  2. Step 2: Convert to fraction form
    5,265,505.50/7,898,258.25 = 1,276,417.50/x
  3. Step 3: Cross multiply
    5,265,505.50x = 7,898,258.25 × 1,276,417.50
  4. Step 4: Simplify right side
    5,265,505.50x = 10,081,475,049,819.38
  5. Step 5: Solve for x
    x = 10,081,475,049,819.38/5,265,505.50
  6. Step 6: Final answer
    x = 1,914,626.25

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Double scale
Find fourth proportional to 5,265,506.50, 7,898,259.75 and 1,276,418.50
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.