Home / 3,868,897.59-5,795,779.11-3,186,763.71

Finding the Fourth Proportional to 3,868,897.59, 5,795,779.11 and 3,186,763.71

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Solution

The fourth proportional to 3,868,897.59, 5,795,779.11 and 3,186,763.71 is: 4,773,912.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,897.59 : 5,795,779.11 = 3,186,763.71 : x
  2. Step 2: Convert to fraction form
    3,868,897.59/5,795,779.11 = 3,186,763.71/x
  3. Step 3: Cross multiply
    3,868,897.59x = 5,795,779.11 × 3,186,763.71
  4. Step 4: Simplify right side
    3,868,897.59x = 18,469,778,538,924.10
  5. Step 5: Solve for x
    x = 18,469,778,538,924.10/3,868,897.59
  6. Step 6: Final answer
    x = 4,773,912.49

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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.