Home / 5,280,489.28-7,923,434.90-2,513,883.45

Finding the Fourth Proportional to 5,280,489.28, 7,923,434.90 and 2,513,883.45

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Solution

The fourth proportional to 5,280,489.28, 7,923,434.90 and 2,513,883.45 is: 3,772,111.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,489.28 : 7,923,434.90 = 2,513,883.45 : x
  2. Step 2: Convert to fraction form
    5,280,489.28/7,923,434.90 = 2,513,883.45/x
  3. Step 3: Cross multiply
    5,280,489.28x = 7,923,434.90 × 2,513,883.45
  4. Step 4: Simplify right side
    5,280,489.28x = 19,918,591,862,262.41
  5. Step 5: Solve for x
    x = 19,918,591,862,262.41/5,280,489.28
  6. Step 6: Final answer
    x = 3,772,111.03

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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.