Home / 1,551,421.80-2,327,132.70-1,073,124.90

Finding the Fourth Proportional to 1,551,421.80, 2,327,132.70 and 1,073,124.90

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Solution

The fourth proportional to 1,551,421.80, 2,327,132.70 and 1,073,124.90 is: 1,609,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,421.80 : 2,327,132.70 = 1,073,124.90 : x
  2. Step 2: Convert to fraction form
    1,551,421.80/2,327,132.70 = 1,073,124.90/x
  3. Step 3: Cross multiply
    1,551,421.80x = 2,327,132.70 × 1,073,124.90
  4. Step 4: Simplify right side
    1,551,421.80x = 2,497,304,045,974.23
  5. Step 5: Solve for x
    x = 2,497,304,045,974.23/1,551,421.80
  6. Step 6: Final answer
    x = 1,609,687.35

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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.