Home / 1,336,728.80-2,004,655.80-495,171.20

Finding the Fourth Proportional to 1,336,728.80, 2,004,655.80 and 495,171.20

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Solution

The fourth proportional to 1,336,728.80, 2,004,655.80 and 495,171.20 is: 742,594.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,728.80 : 2,004,655.80 = 495,171.20 : x
  2. Step 2: Convert to fraction form
    1,336,728.80/2,004,655.80 = 495,171.20/x
  3. Step 3: Cross multiply
    1,336,728.80x = 2,004,655.80 × 495,171.20
  4. Step 4: Simplify right side
    1,336,728.80x = 992,647,818,072.96
  5. Step 5: Solve for x
    x = 992,647,818,072.96/1,336,728.80
  6. Step 6: Final answer
    x = 742,594.77

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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.