Home / 4,914,952.59-7,372,422.54-1,320,719.61

Finding the Fourth Proportional to 4,914,952.59, 7,372,422.54 and 1,320,719.61

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Solution

The fourth proportional to 4,914,952.59, 7,372,422.54 and 1,320,719.61 is: 1,981,077.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,952.59 : 7,372,422.54 = 1,320,719.61 : x
  2. Step 2: Convert to fraction form
    4,914,952.59/7,372,422.54 = 1,320,719.61/x
  3. Step 3: Cross multiply
    4,914,952.59x = 7,372,422.54 × 1,320,719.61
  4. Step 4: Simplify right side
    4,914,952.59x = 9,736,903,021,784.01
  5. Step 5: Solve for x
    x = 9,736,903,021,784.01/4,914,952.59
  6. Step 6: Final answer
    x = 1,981,077.71

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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.