Home / 2,123,732.07-2,930,612.14-1,252,366.91

Finding the Fourth Proportional to 2,123,732.07, 2,930,612.14 and 1,252,366.91

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Solution

The fourth proportional to 2,123,732.07, 2,930,612.14 and 1,252,366.91 is: 1,728,184.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,732.07 : 2,930,612.14 = 1,252,366.91 : x
  2. Step 2: Convert to fraction form
    2,123,732.07/2,930,612.14 = 1,252,366.91/x
  3. Step 3: Cross multiply
    2,123,732.07x = 2,930,612.14 × 1,252,366.91
  4. Step 4: Simplify right side
    2,123,732.07x = 3,670,201,670,180.29
  5. Step 5: Solve for x
    x = 3,670,201,670,180.29/2,123,732.07
  6. Step 6: Final answer
    x = 1,728,184.89

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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.