Home / 1,522,960.20-2,284,445.52-385,721.82

Finding the Fourth Proportional to 1,522,960.20, 2,284,445.52 and 385,721.82

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Solution

The fourth proportional to 1,522,960.20, 2,284,445.52 and 385,721.82 is: 578,584.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,960.20 : 2,284,445.52 = 385,721.82 : x
  2. Step 2: Convert to fraction form
    1,522,960.20/2,284,445.52 = 385,721.82/x
  3. Step 3: Cross multiply
    1,522,960.20x = 2,284,445.52 × 385,721.82
  4. Step 4: Simplify right side
    1,522,960.20x = 881,160,483,665.25
  5. Step 5: Solve for x
    x = 881,160,483,665.25/1,522,960.20
  6. Step 6: Final answer
    x = 578,584.05

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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.