Home / 1,779,064.82-2,668,761.28-580,993.42

Finding the Fourth Proportional to 1,779,064.82, 2,668,761.28 and 580,993.42

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Solution

The fourth proportional to 1,779,064.82, 2,668,761.28 and 580,993.42 is: 871,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,064.82 : 2,668,761.28 = 580,993.42 : x
  2. Step 2: Convert to fraction form
    1,779,064.82/2,668,761.28 = 580,993.42/x
  3. Step 3: Cross multiply
    1,779,064.82x = 2,668,761.28 × 580,993.42
  4. Step 4: Simplify right side
    1,779,064.82x = 1,550,532,743,230.78
  5. Step 5: Solve for x
    x = 1,550,532,743,230.78/1,779,064.82
  6. Step 6: Final answer
    x = 871,543.70

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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.