Home / 3,860,147.55-5,327,642.48-2,141,821.65

Finding the Fourth Proportional to 3,860,147.55, 5,327,642.48 and 2,141,821.65

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Solution

The fourth proportional to 3,860,147.55, 5,327,642.48 and 2,141,821.65 is: 2,956,068.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,147.55 : 5,327,642.48 = 2,141,821.65 : x
  2. Step 2: Convert to fraction form
    3,860,147.55/5,327,642.48 = 2,141,821.65/x
  3. Step 3: Cross multiply
    3,860,147.55x = 5,327,642.48 × 2,141,821.65
  4. Step 4: Simplify right side
    3,860,147.55x = 11,410,859,996,414.58
  5. Step 5: Solve for x
    x = 11,410,859,996,414.58/3,860,147.55
  6. Step 6: Final answer
    x = 2,956,068.35

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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.