Home / 2,753,008.40-4,126,013.40-1,330,000.40

Finding the Fourth Proportional to 2,753,008.40, 4,126,013.40 and 1,330,000.40

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Solution

The fourth proportional to 2,753,008.40, 4,126,013.40 and 1,330,000.40 is: 1,993,310.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,008.40 : 4,126,013.40 = 1,330,000.40 : x
  2. Step 2: Convert to fraction form
    2,753,008.40/4,126,013.40 = 1,330,000.40/x
  3. Step 3: Cross multiply
    2,753,008.40x = 4,126,013.40 × 1,330,000.40
  4. Step 4: Simplify right side
    2,753,008.40x = 5,487,599,472,405.36
  5. Step 5: Solve for x
    x = 5,487,599,472,405.36/2,753,008.40
  6. Step 6: Final answer
    x = 1,993,310.11

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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.