Home / 1,199,631.87-1,655,488.13-655,767.90

Finding the Fourth Proportional to 1,199,631.87, 1,655,488.13 and 655,767.90

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Solution

The fourth proportional to 1,199,631.87, 1,655,488.13 and 655,767.90 is: 904,957.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,631.87 : 1,655,488.13 = 655,767.90 : x
  2. Step 2: Convert to fraction form
    1,199,631.87/1,655,488.13 = 655,767.90/x
  3. Step 3: Cross multiply
    1,199,631.87x = 1,655,488.13 × 655,767.90
  4. Step 4: Simplify right side
    1,199,631.87x = 1,085,615,971,206.19
  5. Step 5: Solve for x
    x = 1,085,615,971,206.19/1,199,631.87
  6. Step 6: Final answer
    x = 904,957.59

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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.