Home / 1,115,478.54-1,539,370.14-606,180.90

Finding the Fourth Proportional to 1,115,478.54, 1,539,370.14 and 606,180.90

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Solution

The fourth proportional to 1,115,478.54, 1,539,370.14 and 606,180.90 is: 836,534.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,478.54 : 1,539,370.14 = 606,180.90 : x
  2. Step 2: Convert to fraction form
    1,115,478.54/1,539,370.14 = 606,180.90/x
  3. Step 3: Cross multiply
    1,115,478.54x = 1,539,370.14 × 606,180.90
  4. Step 4: Simplify right side
    1,115,478.54x = 933,136,776,898.33
  5. Step 5: Solve for x
    x = 933,136,776,898.33/1,115,478.54
  6. Step 6: Final answer
    x = 836,534.94

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.