Home / 3,165,737.54-4,368,234.62-1,788,578.76

Finding the Fourth Proportional to 3,165,737.54, 4,368,234.62 and 1,788,578.76

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Solution

The fourth proportional to 3,165,737.54, 4,368,234.62 and 1,788,578.76 is: 2,467,965.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,737.54 : 4,368,234.62 = 1,788,578.76 : x
  2. Step 2: Convert to fraction form
    3,165,737.54/4,368,234.62 = 1,788,578.76/x
  3. Step 3: Cross multiply
    3,165,737.54x = 4,368,234.62 × 1,788,578.76
  4. Step 4: Simplify right side
    3,165,737.54x = 7,812,931,660,028.67
  5. Step 5: Solve for x
    x = 7,812,931,660,028.67/3,165,737.54
  6. Step 6: Final answer
    x = 2,467,965.70

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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.