Home / 2,683,842.80-4,024,385.17-790,338.20

Finding the Fourth Proportional to 2,683,842.80, 4,024,385.17 and 790,338.20

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Solution

The fourth proportional to 2,683,842.80, 4,024,385.17 and 790,338.20 is: 1,185,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683,842.80 : 4,024,385.17 = 790,338.20 : x
  2. Step 2: Convert to fraction form
    2,683,842.80/4,024,385.17 = 790,338.20/x
  3. Step 3: Cross multiply
    2,683,842.80x = 4,024,385.17 × 790,338.20
  4. Step 4: Simplify right side
    2,683,842.80x = 3,180,625,331,364.49
  5. Step 5: Solve for x
    x = 3,180,625,331,364.49/2,683,842.80
  6. Step 6: Final answer
    x = 1,185,101.20

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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.