Home / 1,182,785.87-1,774,178.61-284,227.62

Finding the Fourth Proportional to 1,182,785.87, 1,774,178.61 and 284,227.62

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Solution

The fourth proportional to 1,182,785.87, 1,774,178.61 and 284,227.62 is: 426,341.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,785.87 : 1,774,178.61 = 284,227.62 : x
  2. Step 2: Convert to fraction form
    1,182,785.87/1,774,178.61 = 284,227.62/x
  3. Step 3: Cross multiply
    1,182,785.87x = 1,774,178.61 × 284,227.62
  4. Step 4: Simplify right side
    1,182,785.87x = 504,270,563,775.21
  5. Step 5: Solve for x
    x = 504,270,563,775.21/1,182,785.87
  6. Step 6: Final answer
    x = 426,341.38

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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.