Home / 3,168,323.81-4,752,686.24-1,223,979.66

Finding the Fourth Proportional to 3,168,323.81, 4,752,686.24 and 1,223,979.66

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Solution

The fourth proportional to 3,168,323.81, 4,752,686.24 and 1,223,979.66 is: 1,836,046.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,323.81 : 4,752,686.24 = 1,223,979.66 : x
  2. Step 2: Convert to fraction form
    3,168,323.81/4,752,686.24 = 1,223,979.66/x
  3. Step 3: Cross multiply
    3,168,323.81x = 4,752,686.24 × 1,223,979.66
  4. Step 4: Simplify right side
    3,168,323.81x = 5,817,191,286,591.90
  5. Step 5: Solve for x
    x = 5,817,191,286,591.90/3,168,323.81
  6. Step 6: Final answer
    x = 1,836,046.96

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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.