Home / 3,012,132.36-4,156,793.46-1,654,131.72

Finding the Fourth Proportional to 3,012,132.36, 4,156,793.46 and 1,654,131.72

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Solution

The fourth proportional to 3,012,132.36, 4,156,793.46 and 1,654,131.72 is: 2,282,729.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,132.36 : 4,156,793.46 = 1,654,131.72 : x
  2. Step 2: Convert to fraction form
    3,012,132.36/4,156,793.46 = 1,654,131.72/x
  3. Step 3: Cross multiply
    3,012,132.36x = 4,156,793.46 × 1,654,131.72
  4. Step 4: Simplify right side
    3,012,132.36x = 6,875,883,915,674.55
  5. Step 5: Solve for x
    x = 6,875,883,915,674.55/3,012,132.36
  6. Step 6: Final answer
    x = 2,282,729.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.