Home / 2,278,424.80-3,417,637.20-2,242,995.40

Finding the Fourth Proportional to 2,278,424.80, 3,417,637.20 and 2,242,995.40

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Solution

The fourth proportional to 2,278,424.80, 3,417,637.20 and 2,242,995.40 is: 3,364,493.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,424.80 : 3,417,637.20 = 2,242,995.40 : x
  2. Step 2: Convert to fraction form
    2,278,424.80/3,417,637.20 = 2,242,995.40/x
  3. Step 3: Cross multiply
    2,278,424.80x = 3,417,637.20 × 2,242,995.40
  4. Step 4: Simplify right side
    2,278,424.80x = 7,665,744,518,468.88
  5. Step 5: Solve for x
    x = 7,665,744,518,468.88/2,278,424.80
  6. Step 6: Final answer
    x = 3,364,493.10

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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.