Home / 2,124,516.15-2,931,794.30-1,157,654.79

Finding the Fourth Proportional to 2,124,516.15, 2,931,794.30 and 1,157,654.79

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Solution

The fourth proportional to 2,124,516.15, 2,931,794.30 and 1,157,654.79 is: 1,597,542.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,516.15 : 2,931,794.30 = 1,157,654.79 : x
  2. Step 2: Convert to fraction form
    2,124,516.15/2,931,794.30 = 1,157,654.79/x
  3. Step 3: Cross multiply
    2,124,516.15x = 2,931,794.30 × 1,157,654.79
  4. Step 4: Simplify right side
    2,124,516.15x = 3,394,005,708,901.42
  5. Step 5: Solve for x
    x = 3,394,005,708,901.42/2,124,516.15
  6. Step 6: Final answer
    x = 1,597,542.91

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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.