Home / 1,437,095.76-2,151,337.14-1,385,995.28

Finding the Fourth Proportional to 1,437,095.76, 2,151,337.14 and 1,385,995.28

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Solution

The fourth proportional to 1,437,095.76, 2,151,337.14 and 1,385,995.28 is: 2,074,839.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,095.76 : 2,151,337.14 = 1,385,995.28 : x
  2. Step 2: Convert to fraction form
    1,437,095.76/2,151,337.14 = 1,385,995.28/x
  3. Step 3: Cross multiply
    1,437,095.76x = 2,151,337.14 × 1,385,995.28
  4. Step 4: Simplify right side
    1,437,095.76x = 2,981,743,121,728.70
  5. Step 5: Solve for x
    x = 2,981,743,121,728.70/1,437,095.76
  6. Step 6: Final answer
    x = 2,074,839.55

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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.