Home / 5,428,270.90-8,142,406.35-1,882,414.90

Finding the Fourth Proportional to 5,428,270.90, 8,142,406.35 and 1,882,414.90

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Solution

The fourth proportional to 5,428,270.90, 8,142,406.35 and 1,882,414.90 is: 2,823,622.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,270.90 : 8,142,406.35 = 1,882,414.90 : x
  2. Step 2: Convert to fraction form
    5,428,270.90/8,142,406.35 = 1,882,414.90/x
  3. Step 3: Cross multiply
    5,428,270.90x = 8,142,406.35 × 1,882,414.90
  4. Step 4: Simplify right side
    5,428,270.90x = 15,327,387,035,094.61
  5. Step 5: Solve for x
    x = 15,327,387,035,094.61/5,428,270.90
  6. Step 6: Final answer
    x = 2,823,622.35

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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.