Home / 2,519,427.90-3,779,793.39-722,442.90

Finding the Fourth Proportional to 2,519,427.90, 3,779,793.39 and 722,442.90

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Solution

The fourth proportional to 2,519,427.90, 3,779,793.39 and 722,442.90 is: 1,083,851.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,427.90 : 3,779,793.39 = 722,442.90 : x
  2. Step 2: Convert to fraction form
    2,519,427.90/3,779,793.39 = 722,442.90/x
  3. Step 3: Cross multiply
    2,519,427.90x = 3,779,793.39 × 722,442.90
  4. Step 4: Simplify right side
    2,519,427.90x = 2,730,684,898,072.43
  5. Step 5: Solve for x
    x = 2,730,684,898,072.43/2,519,427.90
  6. Step 6: Final answer
    x = 1,083,851.18

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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.