Home / 3,439,234.38-5,158,966.32-1,545,981.42

Finding the Fourth Proportional to 3,439,234.38, 5,158,966.32 and 1,545,981.42

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Solution

The fourth proportional to 3,439,234.38, 5,158,966.32 and 1,545,981.42 is: 2,319,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,234.38 : 5,158,966.32 = 1,545,981.42 : x
  2. Step 2: Convert to fraction form
    3,439,234.38/5,158,966.32 = 1,545,981.42/x
  3. Step 3: Cross multiply
    3,439,234.38x = 5,158,966.32 × 1,545,981.42
  4. Step 4: Simplify right side
    3,439,234.38x = 7,975,666,077,125.78
  5. Step 5: Solve for x
    x = 7,975,666,077,125.78/3,439,234.38
  6. Step 6: Final answer
    x = 2,319,023.71

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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.