Home / 1,340,126.16-2,010,435.48-441,620.88

Finding the Fourth Proportional to 1,340,126.16, 2,010,435.48 and 441,620.88

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Solution

The fourth proportional to 1,340,126.16, 2,010,435.48 and 441,620.88 is: 662,512.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,126.16 : 2,010,435.48 = 441,620.88 : x
  2. Step 2: Convert to fraction form
    1,340,126.16/2,010,435.48 = 441,620.88/x
  3. Step 3: Cross multiply
    1,340,126.16x = 2,010,435.48 × 441,620.88
  4. Step 4: Simplify right side
    1,340,126.16x = 887,850,285,860.82
  5. Step 5: Solve for x
    x = 887,850,285,860.82/1,340,126.16
  6. Step 6: Final answer
    x = 662,512.47

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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.