Home / 1,275,264.18-1,759,784.82-702,304.36

Finding the Fourth Proportional to 1,275,264.18, 1,759,784.82 and 702,304.36

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Solution

The fourth proportional to 1,275,264.18, 1,759,784.82 and 702,304.36 is: 969,136.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,264.18 : 1,759,784.82 = 702,304.36 : x
  2. Step 2: Convert to fraction form
    1,275,264.18/1,759,784.82 = 702,304.36/x
  3. Step 3: Cross multiply
    1,275,264.18x = 1,759,784.82 × 702,304.36
  4. Step 4: Simplify right side
    1,275,264.18x = 1,235,904,544,714.71
  5. Step 5: Solve for x
    x = 1,235,904,544,714.71/1,275,264.18
  6. Step 6: Final answer
    x = 969,136.09

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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.