Home / 3,321,701.20-4,982,551.80-1,077,839.20

Finding the Fourth Proportional to 3,321,701.20, 4,982,551.80 and 1,077,839.20

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Solution

The fourth proportional to 3,321,701.20, 4,982,551.80 and 1,077,839.20 is: 1,616,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,701.20 : 4,982,551.80 = 1,077,839.20 : x
  2. Step 2: Convert to fraction form
    3,321,701.20/4,982,551.80 = 1,077,839.20/x
  3. Step 3: Cross multiply
    3,321,701.20x = 4,982,551.80 × 1,077,839.20
  4. Step 4: Simplify right side
    3,321,701.20x = 5,370,389,646,070.56
  5. Step 5: Solve for x
    x = 5,370,389,646,070.56/3,321,701.20
  6. Step 6: Final answer
    x = 1,616,758.80

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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.