Home / 3,142,805.82-4,337,100.63-1,902,444.66

Finding the Fourth Proportional to 3,142,805.82, 4,337,100.63 and 1,902,444.66

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Solution

The fourth proportional to 3,142,805.82, 4,337,100.63 and 1,902,444.66 is: 2,625,390.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,805.82 : 4,337,100.63 = 1,902,444.66 : x
  2. Step 2: Convert to fraction form
    3,142,805.82/4,337,100.63 = 1,902,444.66/x
  3. Step 3: Cross multiply
    3,142,805.82x = 4,337,100.63 × 1,902,444.66
  4. Step 4: Simplify right side
    3,142,805.82x = 8,251,093,933,426.14
  5. Step 5: Solve for x
    x = 8,251,093,933,426.14/3,142,805.82
  6. Step 6: Final answer
    x = 2,625,390.94

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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.