Home / 5,148,084.38-7,719,098.61-1,953,435.05

Finding the Fourth Proportional to 5,148,084.38, 7,719,098.61 and 1,953,435.05

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Solution

The fourth proportional to 5,148,084.38, 7,719,098.61 and 1,953,435.05 is: 2,929,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148,084.38 : 7,719,098.61 = 1,953,435.05 : x
  2. Step 2: Convert to fraction form
    5,148,084.38/7,719,098.61 = 1,953,435.05/x
  3. Step 3: Cross multiply
    5,148,084.38x = 7,719,098.61 × 1,953,435.05
  4. Step 4: Simplify right side
    5,148,084.38x = 15,078,757,779,180.28
  5. Step 5: Solve for x
    x = 15,078,757,779,180.28/5,148,084.38
  6. Step 6: Final answer
    x = 2,929,003.62

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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.