Home / 1,340,490.10-2,010,929.55-441,778.90

Finding the Fourth Proportional to 1,340,490.10, 2,010,929.55 and 441,778.90

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Solution

The fourth proportional to 1,340,490.10, 2,010,929.55 and 441,778.90 is: 662,732.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,490.10 : 2,010,929.55 = 441,778.90 : x
  2. Step 2: Convert to fraction form
    1,340,490.10/2,010,929.55 = 441,778.90/x
  3. Step 3: Cross multiply
    1,340,490.10x = 2,010,929.55 × 441,778.90
  4. Step 4: Simplify right side
    1,340,490.10x = 888,386,244,576.50
  5. Step 5: Solve for x
    x = 888,386,244,576.50/1,340,490.10
  6. Step 6: Final answer
    x = 662,732.42

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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.