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Finding the Fourth Proportional to 2,887,563.97, 3,984,667.10 and 1,598,327.47

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Solution

The fourth proportional to 2,887,563.97, 3,984,667.10 and 1,598,327.47 is: 2,205,597.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,563.97 : 3,984,667.10 = 1,598,327.47 : x
  2. Step 2: Convert to fraction form
    2,887,563.97/3,984,667.10 = 1,598,327.47/x
  3. Step 3: Cross multiply
    2,887,563.97x = 3,984,667.10 × 1,598,327.47
  4. Step 4: Simplify right side
    2,887,563.97x = 6,368,802,864,811.90
  5. Step 5: Solve for x
    x = 6,368,802,864,811.90/2,887,563.97
  6. Step 6: Final answer
    x = 2,205,597.15

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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.