Home / 3,154,374-4,741,437.60-2,081,779.02

Finding the Fourth Proportional to 3,154,374, 4,741,437.60 and 2,081,779.02

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Solution

The fourth proportional to 3,154,374, 4,741,437.60 and 2,081,779.02 is: 3,129,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,374 : 4,741,437.60 = 2,081,779.02 : x
  2. Step 2: Convert to fraction form
    3,154,374/4,741,437.60 = 2,081,779.02/x
  3. Step 3: Cross multiply
    3,154,374x = 4,741,437.60 × 2,081,779.02
  4. Step 4: Simplify right side
    3,154,374x = 9,870,625,320,319.15
  5. Step 5: Solve for x
    x = 9,870,625,320,319.15/3,154,374
  6. Step 6: Final answer
    x = 3,129,186.75

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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.