Home / 1,248,366.40-1,873,010.40-406,945.60

Finding the Fourth Proportional to 1,248,366.40, 1,873,010.40 and 406,945.60

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Solution

The fourth proportional to 1,248,366.40, 1,873,010.40 and 406,945.60 is: 610,568.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,366.40 : 1,873,010.40 = 406,945.60 : x
  2. Step 2: Convert to fraction form
    1,248,366.40/1,873,010.40 = 406,945.60/x
  3. Step 3: Cross multiply
    1,248,366.40x = 1,873,010.40 × 406,945.60
  4. Step 4: Simplify right side
    1,248,366.40x = 762,213,341,034.24
  5. Step 5: Solve for x
    x = 762,213,341,034.24/1,248,366.40
  6. Step 6: Final answer
    x = 610,568.61

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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.