Home / 1,208,171.49-1,812,249.09-410,014.95

Finding the Fourth Proportional to 1,208,171.49, 1,812,249.09 and 410,014.95

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Solution

The fourth proportional to 1,208,171.49, 1,812,249.09 and 410,014.95 is: 615,019.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,171.49 : 1,812,249.09 = 410,014.95 : x
  2. Step 2: Convert to fraction form
    1,208,171.49/1,812,249.09 = 410,014.95/x
  3. Step 3: Cross multiply
    1,208,171.49x = 1,812,249.09 × 410,014.95
  4. Step 4: Simplify right side
    1,208,171.49x = 743,049,220,023.90
  5. Step 5: Solve for x
    x = 743,049,220,023.90/1,208,171.49
  6. Step 6: Final answer
    x = 615,019.66

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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.