Home / 1,932,913.38-2,667,264.90-1,117,169.89

Finding the Fourth Proportional to 1,932,913.38, 2,667,264.90 and 1,117,169.89

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Solution

The fourth proportional to 1,932,913.38, 2,667,264.90 and 1,117,169.89 is: 1,541,604.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,913.38 : 2,667,264.90 = 1,117,169.89 : x
  2. Step 2: Convert to fraction form
    1,932,913.38/2,667,264.90 = 1,117,169.89/x
  3. Step 3: Cross multiply
    1,932,913.38x = 2,667,264.90 × 1,117,169.89
  4. Step 4: Simplify right side
    1,932,913.38x = 2,979,788,034,933.86
  5. Step 5: Solve for x
    x = 2,979,788,034,933.86/1,932,913.38
  6. Step 6: Final answer
    x = 1,541,604.54

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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.