Home / 1,440,086.10-2,160,129.15-1,335,110.10

Finding the Fourth Proportional to 1,440,086.10, 2,160,129.15 and 1,335,110.10

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Solution

The fourth proportional to 1,440,086.10, 2,160,129.15 and 1,335,110.10 is: 2,002,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,086.10 : 2,160,129.15 = 1,335,110.10 : x
  2. Step 2: Convert to fraction form
    1,440,086.10/2,160,129.15 = 1,335,110.10/x
  3. Step 3: Cross multiply
    1,440,086.10x = 2,160,129.15 × 1,335,110.10
  4. Step 4: Simplify right side
    1,440,086.10x = 2,884,010,245,469.42
  5. Step 5: Solve for x
    x = 2,884,010,245,469.42/1,440,086.10
  6. Step 6: Final answer
    x = 2,002,665.15

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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.