Home / 3,438,132.48-4,744,742.40-1,910,304

Finding the Fourth Proportional to 3,438,132.48, 4,744,742.40 and 1,910,304

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Solution

The fourth proportional to 3,438,132.48, 4,744,742.40 and 1,910,304 is: 2,636,285.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,132.48 : 4,744,742.40 = 1,910,304 : x
  2. Step 2: Convert to fraction form
    3,438,132.48/4,744,742.40 = 1,910,304/x
  3. Step 3: Cross multiply
    3,438,132.48x = 4,744,742.40 × 1,910,304
  4. Step 4: Simplify right side
    3,438,132.48x = 9,063,900,385,689.60
  5. Step 5: Solve for x
    x = 9,063,900,385,689.60/3,438,132.48
  6. Step 6: Final answer
    x = 2,636,285.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.