Home / 1,078,380.80-1,488,155.20-594,949.84

Finding the Fourth Proportional to 1,078,380.80, 1,488,155.20 and 594,949.84

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Solution

The fourth proportional to 1,078,380.80, 1,488,155.20 and 594,949.84 is: 821,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,380.80 : 1,488,155.20 = 594,949.84 : x
  2. Step 2: Convert to fraction form
    1,078,380.80/1,488,155.20 = 594,949.84/x
  3. Step 3: Cross multiply
    1,078,380.80x = 1,488,155.20 × 594,949.84
  4. Step 4: Simplify right side
    1,078,380.80x = 885,377,698,135.17
  5. Step 5: Solve for x
    x = 885,377,698,135.17/1,078,380.80
  6. Step 6: Final answer
    x = 821,025.09

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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.