Home / 1,356,036.54-2,034,141.21-457,568.70

Finding the Fourth Proportional to 1,356,036.54, 2,034,141.21 and 457,568.70

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Solution

The fourth proportional to 1,356,036.54, 2,034,141.21 and 457,568.70 is: 686,382.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,036.54 : 2,034,141.21 = 457,568.70 : x
  2. Step 2: Convert to fraction form
    1,356,036.54/2,034,141.21 = 457,568.70/x
  3. Step 3: Cross multiply
    1,356,036.54x = 2,034,141.21 × 457,568.70
  4. Step 4: Simplify right side
    1,356,036.54x = 930,759,349,076.13
  5. Step 5: Solve for x
    x = 930,759,349,076.13/1,356,036.54
  6. Step 6: Final answer
    x = 686,382.20

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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.