Home / 2,712,581.97-4,068,187.70-1,005,787.23

Finding the Fourth Proportional to 2,712,581.97, 4,068,187.70 and 1,005,787.23

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Solution

The fourth proportional to 2,712,581.97, 4,068,187.70 and 1,005,787.23 is: 1,508,426.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,581.97 : 4,068,187.70 = 1,005,787.23 : x
  2. Step 2: Convert to fraction form
    2,712,581.97/4,068,187.70 = 1,005,787.23/x
  3. Step 3: Cross multiply
    2,712,581.97x = 4,068,187.70 × 1,005,787.23
  4. Step 4: Simplify right side
    2,712,581.97x = 4,091,731,232,874.14
  5. Step 5: Solve for x
    x = 4,091,731,232,874.14/2,712,581.97
  6. Step 6: Final answer
    x = 1,508,426.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.