Home / 1,412,310.33-1,949,000.94-767,731.77

Finding the Fourth Proportional to 1,412,310.33, 1,949,000.94 and 767,731.77

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Solution

The fourth proportional to 1,412,310.33, 1,949,000.94 and 767,731.77 is: 1,059,476.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,310.33 : 1,949,000.94 = 767,731.77 : x
  2. Step 2: Convert to fraction form
    1,412,310.33/1,949,000.94 = 767,731.77/x
  3. Step 3: Cross multiply
    1,412,310.33x = 1,949,000.94 × 767,731.77
  4. Step 4: Simplify right side
    1,412,310.33x = 1,496,309,941,397.86
  5. Step 5: Solve for x
    x = 1,496,309,941,397.86/1,412,310.33
  6. Step 6: Final answer
    x = 1,059,476.74

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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.