Home / 2,182,816.20-3,274,224.30-686,908.20

Finding the Fourth Proportional to 2,182,816.20, 3,274,224.30 and 686,908.20

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Solution

The fourth proportional to 2,182,816.20, 3,274,224.30 and 686,908.20 is: 1,030,362.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,816.20 : 3,274,224.30 = 686,908.20 : x
  2. Step 2: Convert to fraction form
    2,182,816.20/3,274,224.30 = 686,908.20/x
  3. Step 3: Cross multiply
    2,182,816.20x = 3,274,224.30 × 686,908.20
  4. Step 4: Simplify right side
    2,182,816.20x = 2,249,091,520,309.26
  5. Step 5: Solve for x
    x = 2,249,091,520,309.26/2,182,816.20
  6. Step 6: Final answer
    x = 1,030,362.30

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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.