Home / 1,293,885.77-1,785,569.68-750,344.28

Finding the Fourth Proportional to 1,293,885.77, 1,785,569.68 and 750,344.28

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Solution

The fourth proportional to 1,293,885.77, 1,785,569.68 and 750,344.28 is: 1,035,479.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,885.77 : 1,785,569.68 = 750,344.28 : x
  2. Step 2: Convert to fraction form
    1,293,885.77/1,785,569.68 = 750,344.28/x
  3. Step 3: Cross multiply
    1,293,885.77x = 1,785,569.68 × 750,344.28
  4. Step 4: Simplify right side
    1,293,885.77x = 1,339,791,990,171.47
  5. Step 5: Solve for x
    x = 1,339,791,990,171.47/1,293,885.77
  6. Step 6: Final answer
    x = 1,035,479.35

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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.