Home / 3,286,585.20-4,929,877.80-922,681.20

Finding the Fourth Proportional to 3,286,585.20, 4,929,877.80 and 922,681.20

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Solution

The fourth proportional to 3,286,585.20, 4,929,877.80 and 922,681.20 is: 1,384,021.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,585.20 : 4,929,877.80 = 922,681.20 : x
  2. Step 2: Convert to fraction form
    3,286,585.20/4,929,877.80 = 922,681.20/x
  3. Step 3: Cross multiply
    3,286,585.20x = 4,929,877.80 × 922,681.20
  4. Step 4: Simplify right side
    3,286,585.20x = 4,548,705,564,357.36
  5. Step 5: Solve for x
    x = 4,548,705,564,357.36/3,286,585.20
  6. Step 6: Final answer
    x = 1,384,021.80

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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.