Home / 1,340,480.90-2,011,012.95-441,769.70

Finding the Fourth Proportional to 1,340,480.90, 2,011,012.95 and 441,769.70

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Solution

The fourth proportional to 1,340,480.90, 2,011,012.95 and 441,769.70 is: 662,750.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,480.90 : 2,011,012.95 = 441,769.70 : x
  2. Step 2: Convert to fraction form
    1,340,480.90/2,011,012.95 = 441,769.70/x
  3. Step 3: Cross multiply
    1,340,480.90x = 2,011,012.95 × 441,769.70
  4. Step 4: Simplify right side
    1,340,480.90x = 888,404,587,617.62
  5. Step 5: Solve for x
    x = 888,404,587,617.62/1,340,480.90
  6. Step 6: Final answer
    x = 662,750.65

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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.