Home / 1,157,618.46-1,597,224.90-667,737.75

Finding the Fourth Proportional to 1,157,618.46, 1,597,224.90 and 667,737.75

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Solution

The fourth proportional to 1,157,618.46, 1,597,224.90 and 667,737.75 is: 921,311.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,618.46 : 1,597,224.90 = 667,737.75 : x
  2. Step 2: Convert to fraction form
    1,157,618.46/1,597,224.90 = 667,737.75/x
  3. Step 3: Cross multiply
    1,157,618.46x = 1,597,224.90 × 667,737.75
  4. Step 4: Simplify right side
    1,157,618.46x = 1,066,527,360,969.98
  5. Step 5: Solve for x
    x = 1,066,527,360,969.98/1,157,618.46
  6. Step 6: Final answer
    x = 921,311.64

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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.