Home / 1,275,115.34-1,759,659-702,154.10

Finding the Fourth Proportional to 1,275,115.34, 1,759,659 and 702,154.10

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Solution

The fourth proportional to 1,275,115.34, 1,759,659 and 702,154.10 is: 968,972.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,115.34 : 1,759,659 = 702,154.10 : x
  2. Step 2: Convert to fraction form
    1,275,115.34/1,759,659 = 702,154.10/x
  3. Step 3: Cross multiply
    1,275,115.34x = 1,759,659 × 702,154.10
  4. Step 4: Simplify right side
    1,275,115.34x = 1,235,551,781,451.90
  5. Step 5: Solve for x
    x = 1,235,551,781,451.90/1,275,115.34
  6. Step 6: Final answer
    x = 968,972.56

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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.