Home / 2,880,523.80-4,321,429.20-1,083,422.70

Finding the Fourth Proportional to 2,880,523.80, 4,321,429.20 and 1,083,422.70

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Solution

The fourth proportional to 2,880,523.80, 4,321,429.20 and 1,083,422.70 is: 1,625,376.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,523.80 : 4,321,429.20 = 1,083,422.70 : x
  2. Step 2: Convert to fraction form
    2,880,523.80/4,321,429.20 = 1,083,422.70/x
  3. Step 3: Cross multiply
    2,880,523.80x = 4,321,429.20 × 1,083,422.70
  4. Step 4: Simplify right side
    2,880,523.80x = 4,681,934,491,722.84
  5. Step 5: Solve for x
    x = 4,681,934,491,722.84/2,880,523.80
  6. Step 6: Final answer
    x = 1,625,376.08

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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.