Home / 1,631,404.80-2,251,275.93-906,298.11

Finding the Fourth Proportional to 1,631,404.80, 2,251,275.93 and 906,298.11

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Solution

The fourth proportional to 1,631,404.80, 2,251,275.93 and 906,298.11 is: 1,250,656.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,404.80 : 2,251,275.93 = 906,298.11 : x
  2. Step 2: Convert to fraction form
    1,631,404.80/2,251,275.93 = 906,298.11/x
  3. Step 3: Cross multiply
    1,631,404.80x = 2,251,275.93 × 906,298.11
  4. Step 4: Simplify right side
    1,631,404.80x = 2,040,327,120,447.49
  5. Step 5: Solve for x
    x = 2,040,327,120,447.49/1,631,404.80
  6. Step 6: Final answer
    x = 1,250,656.56

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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.