Home / 2,877,407.20-4,315,766.40-2,238,349.44

Finding the Fourth Proportional to 2,877,407.20, 4,315,766.40 and 2,238,349.44

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Solution

The fourth proportional to 2,877,407.20, 4,315,766.40 and 2,238,349.44 is: 3,357,256.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,407.20 : 4,315,766.40 = 2,238,349.44 : x
  2. Step 2: Convert to fraction form
    2,877,407.20/4,315,766.40 = 2,238,349.44/x
  3. Step 3: Cross multiply
    2,877,407.20x = 4,315,766.40 × 2,238,349.44
  4. Step 4: Simplify right side
    2,877,407.20x = 9,660,193,304,610.82
  5. Step 5: Solve for x
    x = 9,660,193,304,610.82/2,877,407.20
  6. Step 6: Final answer
    x = 3,357,256.25

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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.