Home / 3,141,790.11-4,719,779.36-1,863,236.19

Finding the Fourth Proportional to 3,141,790.11, 4,719,779.36 and 1,863,236.19

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Solution

The fourth proportional to 3,141,790.11, 4,719,779.36 and 1,863,236.19 is: 2,799,061.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,790.11 : 4,719,779.36 = 1,863,236.19 : x
  2. Step 2: Convert to fraction form
    3,141,790.11/4,719,779.36 = 1,863,236.19/x
  3. Step 3: Cross multiply
    3,141,790.11x = 4,719,779.36 × 1,863,236.19
  4. Step 4: Simplify right side
    3,141,790.11x = 8,794,063,712,367.04
  5. Step 5: Solve for x
    x = 8,794,063,712,367.04/3,141,790.11
  6. Step 6: Final answer
    x = 2,799,061.49

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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.