Home / 3,581,020.48-4,941,656.90-1,949,393.88

Finding the Fourth Proportional to 3,581,020.48, 4,941,656.90 and 1,949,393.88

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Solution

The fourth proportional to 3,581,020.48, 4,941,656.90 and 1,949,393.88 is: 2,690,081.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,020.48 : 4,941,656.90 = 1,949,393.88 : x
  2. Step 2: Convert to fraction form
    3,581,020.48/4,941,656.90 = 1,949,393.88/x
  3. Step 3: Cross multiply
    3,581,020.48x = 4,941,656.90 × 1,949,393.88
  4. Step 4: Simplify right side
    3,581,020.48x = 9,633,235,717,919.77
  5. Step 5: Solve for x
    x = 9,633,235,717,919.77/3,581,020.48
  6. Step 6: Final answer
    x = 2,690,081.16

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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.