Home / 1,412,292.76-2,117,773.23-513,100.42

Finding the Fourth Proportional to 1,412,292.76, 2,117,773.23 and 513,100.42

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Solution

The fourth proportional to 1,412,292.76, 2,117,773.23 and 513,100.42 is: 769,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,292.76 : 2,117,773.23 = 513,100.42 : x
  2. Step 2: Convert to fraction form
    1,412,292.76/2,117,773.23 = 513,100.42/x
  3. Step 3: Cross multiply
    1,412,292.76x = 2,117,773.23 × 513,100.42
  4. Step 4: Simplify right side
    1,412,292.76x = 1,086,630,333,777.76
  5. Step 5: Solve for x
    x = 1,086,630,333,777.76/1,412,292.76
  6. Step 6: Final answer
    x = 769,408.70

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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.