Home / 5,945,988.20-8,920,311.35-1,902,718.78

Finding the Fourth Proportional to 5,945,988.20, 8,920,311.35 and 1,902,718.78

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Solution

The fourth proportional to 5,945,988.20, 8,920,311.35 and 1,902,718.78 is: 2,854,503.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945,988.20 : 8,920,311.35 = 1,902,718.78 : x
  2. Step 2: Convert to fraction form
    5,945,988.20/8,920,311.35 = 1,902,718.78/x
  3. Step 3: Cross multiply
    5,945,988.20x = 8,920,311.35 × 1,902,718.78
  4. Step 4: Simplify right side
    5,945,988.20x = 16,972,843,897,277.78
  5. Step 5: Solve for x
    x = 16,972,843,897,277.78/5,945,988.20
  6. Step 6: Final answer
    x = 2,854,503.46

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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.