Home / 2,499,538.40-3,449,357.70-1,353,615.20

Finding the Fourth Proportional to 2,499,538.40, 3,449,357.70 and 1,353,615.20

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Solution

The fourth proportional to 2,499,538.40, 3,449,357.70 and 1,353,615.20 is: 1,867,986.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,499,538.40 : 3,449,357.70 = 1,353,615.20 : x
  2. Step 2: Convert to fraction form
    2,499,538.40/3,449,357.70 = 1,353,615.20/x
  3. Step 3: Cross multiply
    2,499,538.40x = 3,449,357.70 × 1,353,615.20
  4. Step 4: Simplify right side
    2,499,538.40x = 4,669,103,012,957.04
  5. Step 5: Solve for x
    x = 4,669,103,012,957.04/2,499,538.40
  6. Step 6: Final answer
    x = 1,867,986.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.