Home / 2,459,939.73-3,690,975.25-1,321,373.50

Finding the Fourth Proportional to 2,459,939.73, 3,690,975.25 and 1,321,373.50

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Solution

The fourth proportional to 2,459,939.73, 3,690,975.25 and 1,321,373.50 is: 1,982,632.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459,939.73 : 3,690,975.25 = 1,321,373.50 : x
  2. Step 2: Convert to fraction form
    2,459,939.73/3,690,975.25 = 1,321,373.50/x
  3. Step 3: Cross multiply
    2,459,939.73x = 3,690,975.25 × 1,321,373.50
  4. Step 4: Simplify right side
    2,459,939.73x = 4,877,156,890,259.16
  5. Step 5: Solve for x
    x = 4,877,156,890,259.16/2,459,939.73
  6. Step 6: Final answer
    x = 1,982,632.68

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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.