Home / 5,654,805.78-8,482,028.10-1,816,612.59

Finding the Fourth Proportional to 5,654,805.78, 8,482,028.10 and 1,816,612.59

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Solution

The fourth proportional to 5,654,805.78, 8,482,028.10 and 1,816,612.59 is: 2,724,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654,805.78 : 8,482,028.10 = 1,816,612.59 : x
  2. Step 2: Convert to fraction form
    5,654,805.78/8,482,028.10 = 1,816,612.59/x
  3. Step 3: Cross multiply
    5,654,805.78x = 8,482,028.10 × 1,816,612.59
  4. Step 4: Simplify right side
    5,654,805.78x = 15,408,559,035,193.78
  5. Step 5: Solve for x
    x = 15,408,559,035,193.78/5,654,805.78
  6. Step 6: Final answer
    x = 2,724,860.88

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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.