Home / 3,654,420.60-5,481,026.10-1,225,543.80

Finding the Fourth Proportional to 3,654,420.60, 5,481,026.10 and 1,225,543.80

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Solution

The fourth proportional to 3,654,420.60, 5,481,026.10 and 1,225,543.80 is: 1,838,112.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654,420.60 : 5,481,026.10 = 1,225,543.80 : x
  2. Step 2: Convert to fraction form
    3,654,420.60/5,481,026.10 = 1,225,543.80/x
  3. Step 3: Cross multiply
    3,654,420.60x = 5,481,026.10 × 1,225,543.80
  4. Step 4: Simplify right side
    3,654,420.60x = 6,717,237,554,493.18
  5. Step 5: Solve for x
    x = 6,717,237,554,493.18/3,654,420.60
  6. Step 6: Final answer
    x = 1,838,112.87

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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.