Home / 1,728,722.30-2,593,083.45-731,320.70

Finding the Fourth Proportional to 1,728,722.30, 2,593,083.45 and 731,320.70

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Solution

The fourth proportional to 1,728,722.30, 2,593,083.45 and 731,320.70 is: 1,096,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,722.30 : 2,593,083.45 = 731,320.70 : x
  2. Step 2: Convert to fraction form
    1,728,722.30/2,593,083.45 = 731,320.70/x
  3. Step 3: Cross multiply
    1,728,722.30x = 2,593,083.45 × 731,320.70
  4. Step 4: Simplify right side
    1,728,722.30x = 1,896,375,603,812.42
  5. Step 5: Solve for x
    x = 1,896,375,603,812.42/1,728,722.30
  6. Step 6: Final answer
    x = 1,096,981.05

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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.