Home / 6,439,645.06-9,659,316.01-1,581,943.90

Finding the Fourth Proportional to 6,439,645.06, 9,659,316.01 and 1,581,943.90

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Solution

The fourth proportional to 6,439,645.06, 9,659,316.01 and 1,581,943.90 is: 2,372,878.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,645.06 : 9,659,316.01 = 1,581,943.90 : x
  2. Step 2: Convert to fraction form
    6,439,645.06/9,659,316.01 = 1,581,943.90/x
  3. Step 3: Cross multiply
    6,439,645.06x = 9,659,316.01 × 1,581,943.90
  4. Step 4: Simplify right side
    6,439,645.06x = 15,280,496,053,644.12
  5. Step 5: Solve for x
    x = 15,280,496,053,644.12/6,439,645.06
  6. Step 6: Final answer
    x = 2,372,878.61

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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.