Home / 2,031,780.60-3,047,204.52-1,211,351.36

Finding the Fourth Proportional to 2,031,780.60, 3,047,204.52 and 1,211,351.36

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Solution

The fourth proportional to 2,031,780.60, 3,047,204.52 and 1,211,351.36 is: 1,816,748.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,780.60 : 3,047,204.52 = 1,211,351.36 : x
  2. Step 2: Convert to fraction form
    2,031,780.60/3,047,204.52 = 1,211,351.36/x
  3. Step 3: Cross multiply
    2,031,780.60x = 3,047,204.52 × 1,211,351.36
  4. Step 4: Simplify right side
    2,031,780.60x = 3,691,235,339,500.15
  5. Step 5: Solve for x
    x = 3,691,235,339,500.15/2,031,780.60
  6. Step 6: Final answer
    x = 1,816,748.98

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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.