Home / 2,666,817.24-3,680,217.48-1,443,122.63

Finding the Fourth Proportional to 2,666,817.24, 3,680,217.48 and 1,443,122.63

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Solution

The fourth proportional to 2,666,817.24, 3,680,217.48 and 1,443,122.63 is: 1,991,514.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,817.24 : 3,680,217.48 = 1,443,122.63 : x
  2. Step 2: Convert to fraction form
    2,666,817.24/3,680,217.48 = 1,443,122.63/x
  3. Step 3: Cross multiply
    2,666,817.24x = 3,680,217.48 × 1,443,122.63
  4. Step 4: Simplify right side
    2,666,817.24x = 5,311,005,129,521.01
  5. Step 5: Solve for x
    x = 5,311,005,129,521.01/2,666,817.24
  6. Step 6: Final answer
    x = 1,991,514.48

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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.