Home / 1,516,154.64-2,092,292.88-871,700.88

Finding the Fourth Proportional to 1,516,154.64, 2,092,292.88 and 871,700.88

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Solution

The fourth proportional to 1,516,154.64, 2,092,292.88 and 871,700.88 is: 1,202,946.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,154.64 : 2,092,292.88 = 871,700.88 : x
  2. Step 2: Convert to fraction form
    1,516,154.64/2,092,292.88 = 871,700.88/x
  3. Step 3: Cross multiply
    1,516,154.64x = 2,092,292.88 × 871,700.88
  4. Step 4: Simplify right side
    1,516,154.64x = 1,823,853,544,713.73
  5. Step 5: Solve for x
    x = 1,823,853,544,713.73/1,516,154.64
  6. Step 6: Final answer
    x = 1,202,946.91

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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.