Home / 1,031,712.20-1,547,568.30-926,736.20

Finding the Fourth Proportional to 1,031,712.20, 1,547,568.30 and 926,736.20

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Solution

The fourth proportional to 1,031,712.20, 1,547,568.30 and 926,736.20 is: 1,390,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,712.20 : 1,547,568.30 = 926,736.20 : x
  2. Step 2: Convert to fraction form
    1,031,712.20/1,547,568.30 = 926,736.20/x
  3. Step 3: Cross multiply
    1,031,712.20x = 1,547,568.30 × 926,736.20
  4. Step 4: Simplify right side
    1,031,712.20x = 1,434,187,565,582.46
  5. Step 5: Solve for x
    x = 1,434,187,565,582.46/1,031,712.20
  6. Step 6: Final answer
    x = 1,390,104.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.