Home / 2,469,121.20-3,703,681.80-2,201,432.40

Finding the Fourth Proportional to 2,469,121.20, 3,703,681.80 and 2,201,432.40

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Solution

The fourth proportional to 2,469,121.20, 3,703,681.80 and 2,201,432.40 is: 3,302,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469,121.20 : 3,703,681.80 = 2,201,432.40 : x
  2. Step 2: Convert to fraction form
    2,469,121.20/3,703,681.80 = 2,201,432.40/x
  3. Step 3: Cross multiply
    2,469,121.20x = 3,703,681.80 × 2,201,432.40
  4. Step 4: Simplify right side
    2,469,121.20x = 8,153,405,113,810.32
  5. Step 5: Solve for x
    x = 8,153,405,113,810.32/2,469,121.20
  6. Step 6: Final answer
    x = 3,302,148.60

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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.