Home / 1,951,123.29-2,690,761.10-1,675,387.36

Finding the Fourth Proportional to 1,951,123.29, 2,690,761.10 and 1,675,387.36

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Solution

The fourth proportional to 1,951,123.29, 2,690,761.10 and 1,675,387.36 is: 2,310,498.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,123.29 : 2,690,761.10 = 1,675,387.36 : x
  2. Step 2: Convert to fraction form
    1,951,123.29/2,690,761.10 = 1,675,387.36/x
  3. Step 3: Cross multiply
    1,951,123.29x = 2,690,761.10 × 1,675,387.36
  4. Step 4: Simplify right side
    1,951,123.29x = 4,508,067,124,066.45
  5. Step 5: Solve for x
    x = 4,508,067,124,066.45/1,951,123.29
  6. Step 6: Final answer
    x = 2,310,498.34

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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.