Home / 1,145,251.80-1,717,877.70-880,349.40

Finding the Fourth Proportional to 1,145,251.80, 1,717,877.70 and 880,349.40

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Solution

The fourth proportional to 1,145,251.80, 1,717,877.70 and 880,349.40 is: 1,320,524.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,251.80 : 1,717,877.70 = 880,349.40 : x
  2. Step 2: Convert to fraction form
    1,145,251.80/1,717,877.70 = 880,349.40/x
  3. Step 3: Cross multiply
    1,145,251.80x = 1,717,877.70 × 880,349.40
  4. Step 4: Simplify right side
    1,145,251.80x = 1,512,332,602,468.38
  5. Step 5: Solve for x
    x = 1,512,332,602,468.38/1,145,251.80
  6. Step 6: Final answer
    x = 1,320,524.10

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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.