Home / 2,154,275.19-3,231,494.80-806,295.87

Finding the Fourth Proportional to 2,154,275.19, 3,231,494.80 and 806,295.87

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Solution

The fourth proportional to 2,154,275.19, 3,231,494.80 and 806,295.87 is: 1,209,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,275.19 : 3,231,494.80 = 806,295.87 : x
  2. Step 2: Convert to fraction form
    2,154,275.19/3,231,494.80 = 806,295.87/x
  3. Step 3: Cross multiply
    2,154,275.19x = 3,231,494.80 × 806,295.87
  4. Step 4: Simplify right side
    2,154,275.19x = 2,605,540,909,150.74
  5. Step 5: Solve for x
    x = 2,605,540,909,150.74/2,154,275.19
  6. Step 6: Final answer
    x = 1,209,474.50

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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.