Home / 2,669,387.18-4,004,595.93-871,787.39

Finding the Fourth Proportional to 2,669,387.18, 4,004,595.93 and 871,787.39

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Solution

The fourth proportional to 2,669,387.18, 4,004,595.93 and 871,787.39 is: 1,307,849.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,387.18 : 4,004,595.93 = 871,787.39 : x
  2. Step 2: Convert to fraction form
    2,669,387.18/4,004,595.93 = 871,787.39/x
  3. Step 3: Cross multiply
    2,669,387.18x = 4,004,595.93 × 871,787.39
  4. Step 4: Simplify right side
    2,669,387.18x = 3,491,156,233,819.32
  5. Step 5: Solve for x
    x = 3,491,156,233,819.32/2,669,387.18
  6. Step 6: Final answer
    x = 1,307,849.33

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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.