Home / 3,286,722.80-4,930,084.20-922,818.80

Finding the Fourth Proportional to 3,286,722.80, 4,930,084.20 and 922,818.80

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Solution

The fourth proportional to 3,286,722.80, 4,930,084.20 and 922,818.80 is: 1,384,228.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,722.80 : 4,930,084.20 = 922,818.80 : x
  2. Step 2: Convert to fraction form
    3,286,722.80/4,930,084.20 = 922,818.80/x
  3. Step 3: Cross multiply
    3,286,722.80x = 4,930,084.20 × 922,818.80
  4. Step 4: Simplify right side
    3,286,722.80x = 4,549,574,385,342.96
  5. Step 5: Solve for x
    x = 4,549,574,385,342.96/3,286,722.80
  6. Step 6: Final answer
    x = 1,384,228.20

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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.