Home / 3,381,372.40-4,666,472.79-1,853,543.92

Finding the Fourth Proportional to 3,381,372.40, 4,666,472.79 and 1,853,543.92

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Solution

The fourth proportional to 3,381,372.40, 4,666,472.79 and 1,853,543.92 is: 2,557,988.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381,372.40 : 4,666,472.79 = 1,853,543.92 : x
  2. Step 2: Convert to fraction form
    3,381,372.40/4,666,472.79 = 1,853,543.92/x
  3. Step 3: Cross multiply
    3,381,372.40x = 4,666,472.79 × 1,853,543.92
  4. Step 4: Simplify right side
    3,381,372.40x = 8,649,512,267,749.94
  5. Step 5: Solve for x
    x = 8,649,512,267,749.94/3,381,372.40
  6. Step 6: Final answer
    x = 2,557,988.66

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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.