Home / 2,545,193.15-3,812,678.03-1,177,049.15

Finding the Fourth Proportional to 2,545,193.15, 3,812,678.03 and 1,177,049.15

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Solution

The fourth proportional to 2,545,193.15, 3,812,678.03 and 1,177,049.15 is: 1,763,209.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,193.15 : 3,812,678.03 = 1,177,049.15 : x
  2. Step 2: Convert to fraction form
    2,545,193.15/3,812,678.03 = 1,177,049.15/x
  3. Step 3: Cross multiply
    2,545,193.15x = 3,812,678.03 × 1,177,049.15
  4. Step 4: Simplify right side
    2,545,193.15x = 4,487,709,428,549.93
  5. Step 5: Solve for x
    x = 4,487,709,428,549.93/2,545,193.15
  6. Step 6: Final answer
    x = 1,763,209.77

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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.