Home / 1,174,276.45-1,620,474.06-690,872.73

Finding the Fourth Proportional to 1,174,276.45, 1,620,474.06 and 690,872.73

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Solution

The fourth proportional to 1,174,276.45, 1,620,474.06 and 690,872.73 is: 953,388.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,276.45 : 1,620,474.06 = 690,872.73 : x
  2. Step 2: Convert to fraction form
    1,174,276.45/1,620,474.06 = 690,872.73/x
  3. Step 3: Cross multiply
    1,174,276.45x = 1,620,474.06 × 690,872.73
  4. Step 4: Simplify right side
    1,174,276.45x = 1,119,541,337,726.38
  5. Step 5: Solve for x
    x = 1,119,541,337,726.38/1,174,276.45
  6. Step 6: Final answer
    x = 953,388.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.