Home / 1,275,098.20-1,759,572.36-702,031.30

Finding the Fourth Proportional to 1,275,098.20, 1,759,572.36 and 702,031.30

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Solution

The fourth proportional to 1,275,098.20, 1,759,572.36 and 702,031.30 is: 968,768.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,098.20 : 1,759,572.36 = 702,031.30 : x
  2. Step 2: Convert to fraction form
    1,275,098.20/1,759,572.36 = 702,031.30/x
  3. Step 3: Cross multiply
    1,275,098.20x = 1,759,572.36 × 702,031.30
  4. Step 4: Simplify right side
    1,275,098.20x = 1,235,274,866,935.94
  5. Step 5: Solve for x
    x = 1,235,274,866,935.94/1,275,098.20
  6. Step 6: Final answer
    x = 968,768.42

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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.