Home / 2,290,349.20-3,435,523.80-1,440,043.60

Finding the Fourth Proportional to 2,290,349.20, 3,435,523.80 and 1,440,043.60

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Solution

The fourth proportional to 2,290,349.20, 3,435,523.80 and 1,440,043.60 is: 2,160,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,349.20 : 3,435,523.80 = 1,440,043.60 : x
  2. Step 2: Convert to fraction form
    2,290,349.20/3,435,523.80 = 1,440,043.60/x
  3. Step 3: Cross multiply
    2,290,349.20x = 3,435,523.80 × 1,440,043.60
  4. Step 4: Simplify right side
    2,290,349.20x = 4,947,304,060,837.68
  5. Step 5: Solve for x
    x = 4,947,304,060,837.68/2,290,349.20
  6. Step 6: Final answer
    x = 2,160,065.40

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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.