Home / 2,006,385.15-2,768,723.91-1,147,000.76

Finding the Fourth Proportional to 2,006,385.15, 2,768,723.91 and 1,147,000.76

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Solution

The fourth proportional to 2,006,385.15, 2,768,723.91 and 1,147,000.76 is: 1,582,810.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006,385.15 : 2,768,723.91 = 1,147,000.76 : x
  2. Step 2: Convert to fraction form
    2,006,385.15/2,768,723.91 = 1,147,000.76/x
  3. Step 3: Cross multiply
    2,006,385.15x = 2,768,723.91 × 1,147,000.76
  4. Step 4: Simplify right side
    2,006,385.15x = 3,175,728,415,156.55
  5. Step 5: Solve for x
    x = 3,175,728,415,156.55/2,006,385.15
  6. Step 6: Final answer
    x = 1,582,810.96

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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.