Home / 2,146,209.80-3,219,314.70-650,107.40

Finding the Fourth Proportional to 2,146,209.80, 3,219,314.70 and 650,107.40

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Solution

The fourth proportional to 2,146,209.80, 3,219,314.70 and 650,107.40 is: 975,161.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,209.80 : 3,219,314.70 = 650,107.40 : x
  2. Step 2: Convert to fraction form
    2,146,209.80/3,219,314.70 = 650,107.40/x
  3. Step 3: Cross multiply
    2,146,209.80x = 3,219,314.70 × 650,107.40
  4. Step 4: Simplify right side
    2,146,209.80x = 2,092,900,309,398.78
  5. Step 5: Solve for x
    x = 2,092,900,309,398.78/2,146,209.80
  6. Step 6: Final answer
    x = 975,161.10

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Double scale
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Similar ratio
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1.5x scale

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.