Home / 1,937,337.20-2,906,008.14-926,221.40

Finding the Fourth Proportional to 1,937,337.20, 2,906,008.14 and 926,221.40

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Solution

The fourth proportional to 1,937,337.20, 2,906,008.14 and 926,221.40 is: 1,389,333.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,337.20 : 2,906,008.14 = 926,221.40 : x
  2. Step 2: Convert to fraction form
    1,937,337.20/2,906,008.14 = 926,221.40/x
  3. Step 3: Cross multiply
    1,937,337.20x = 2,906,008.14 × 926,221.40
  4. Step 4: Simplify right side
    1,937,337.20x = 2,691,606,927,842.20
  5. Step 5: Solve for x
    x = 2,691,606,927,842.20/1,937,337.20
  6. Step 6: Final answer
    x = 1,389,333.22

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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.