Home / 4,215,280.80-6,304,258.80-3,543,434.40

Finding the Fourth Proportional to 4,215,280.80, 6,304,258.80 and 3,543,434.40

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Solution

The fourth proportional to 4,215,280.80, 6,304,258.80 and 3,543,434.40 is: 5,299,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215,280.80 : 6,304,258.80 = 3,543,434.40 : x
  2. Step 2: Convert to fraction form
    4,215,280.80/6,304,258.80 = 3,543,434.40/x
  3. Step 3: Cross multiply
    4,215,280.80x = 6,304,258.80 × 3,543,434.40
  4. Step 4: Simplify right side
    4,215,280.80x = 22,338,727,498,422.72
  5. Step 5: Solve for x
    x = 22,338,727,498,422.72/4,215,280.80
  6. Step 6: Final answer
    x = 5,299,463.68

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1.5x scale

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.