Home / 3,162,001.80-4,743,002.70-918,366.60

Finding the Fourth Proportional to 3,162,001.80, 4,743,002.70 and 918,366.60

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Solution

The fourth proportional to 3,162,001.80, 4,743,002.70 and 918,366.60 is: 1,377,549.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,001.80 : 4,743,002.70 = 918,366.60 : x
  2. Step 2: Convert to fraction form
    3,162,001.80/4,743,002.70 = 918,366.60/x
  3. Step 3: Cross multiply
    3,162,001.80x = 4,743,002.70 × 918,366.60
  4. Step 4: Simplify right side
    3,162,001.80x = 4,355,815,263,389.82
  5. Step 5: Solve for x
    x = 4,355,815,263,389.82/3,162,001.80
  6. Step 6: Final answer
    x = 1,377,549.90

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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.