Home / 1,005,934.68-1,388,073.51-576,189.18

Finding the Fourth Proportional to 1,005,934.68, 1,388,073.51 and 576,189.18

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Solution

The fourth proportional to 1,005,934.68, 1,388,073.51 and 576,189.18 is: 795,074.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,934.68 : 1,388,073.51 = 576,189.18 : x
  2. Step 2: Convert to fraction form
    1,005,934.68/1,388,073.51 = 576,189.18/x
  3. Step 3: Cross multiply
    1,005,934.68x = 1,388,073.51 × 576,189.18
  4. Step 4: Simplify right side
    1,005,934.68x = 799,792,937,506.62
  5. Step 5: Solve for x
    x = 799,792,937,506.62/1,005,934.68
  6. Step 6: Final answer
    x = 795,074.43

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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.