Home / 3,500,540.20-5,250,810.30-841,148.20

Finding the Fourth Proportional to 3,500,540.20, 5,250,810.30 and 841,148.20

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Solution

The fourth proportional to 3,500,540.20, 5,250,810.30 and 841,148.20 is: 1,261,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,540.20 : 5,250,810.30 = 841,148.20 : x
  2. Step 2: Convert to fraction form
    3,500,540.20/5,250,810.30 = 841,148.20/x
  3. Step 3: Cross multiply
    3,500,540.20x = 5,250,810.30 × 841,148.20
  4. Step 4: Simplify right side
    3,500,540.20x = 4,416,709,632,386.46
  5. Step 5: Solve for x
    x = 4,416,709,632,386.46/3,500,540.20
  6. Step 6: Final answer
    x = 1,261,722.30

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Double scale
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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.