Home / 2,666,817.27-3,680,217.51-1,443,122.66

Finding the Fourth Proportional to 2,666,817.27, 3,680,217.51 and 1,443,122.66

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Solution

The fourth proportional to 2,666,817.27, 3,680,217.51 and 1,443,122.66 is: 1,991,514.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,817.27 : 3,680,217.51 = 1,443,122.66 : x
  2. Step 2: Convert to fraction form
    2,666,817.27/3,680,217.51 = 1,443,122.66/x
  3. Step 3: Cross multiply
    2,666,817.27x = 3,680,217.51 × 1,443,122.66
  4. Step 4: Simplify right side
    2,666,817.27x = 5,311,005,264,008.69
  5. Step 5: Solve for x
    x = 5,311,005,264,008.69/2,666,817.27
  6. Step 6: Final answer
    x = 1,991,514.50

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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.