Home / 1,593,633.78-2,199,214.62-878,241.78

Finding the Fourth Proportional to 1,593,633.78, 2,199,214.62 and 878,241.78

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Solution

The fourth proportional to 1,593,633.78, 2,199,214.62 and 878,241.78 is: 1,211,973.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,633.78 : 2,199,214.62 = 878,241.78 : x
  2. Step 2: Convert to fraction form
    1,593,633.78/2,199,214.62 = 878,241.78/x
  3. Step 3: Cross multiply
    1,593,633.78x = 2,199,214.62 × 878,241.78
  4. Step 4: Simplify right side
    1,593,633.78x = 1,931,442,162,470.82
  5. Step 5: Solve for x
    x = 1,931,442,162,470.82/1,593,633.78
  6. Step 6: Final answer
    x = 1,211,973.66

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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.