Home / 2,666,817.54-3,680,217.88-1,443,122.92

Finding the Fourth Proportional to 2,666,817.54, 3,680,217.88 and 1,443,122.92

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Solution

The fourth proportional to 2,666,817.54, 3,680,217.88 and 1,443,122.92 is: 1,991,514.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,817.54 : 3,680,217.88 = 1,443,122.92 : x
  2. Step 2: Convert to fraction form
    2,666,817.54/3,680,217.88 = 1,443,122.92/x
  3. Step 3: Cross multiply
    2,666,817.54x = 3,680,217.88 × 1,443,122.92
  4. Step 4: Simplify right side
    2,666,817.54x = 5,311,006,774,214.27
  5. Step 5: Solve for x
    x = 5,311,006,774,214.27/2,666,817.54
  6. Step 6: Final answer
    x = 1,991,514.87

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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.