Home / 1,449,243.52-2,173,944.56-438,341.04

Finding the Fourth Proportional to 1,449,243.52, 2,173,944.56 and 438,341.04

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Solution

The fourth proportional to 1,449,243.52, 2,173,944.56 and 438,341.04 is: 657,535.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,243.52 : 2,173,944.56 = 438,341.04 : x
  2. Step 2: Convert to fraction form
    1,449,243.52/2,173,944.56 = 438,341.04/x
  3. Step 3: Cross multiply
    1,449,243.52x = 2,173,944.56 × 438,341.04
  4. Step 4: Simplify right side
    1,449,243.52x = 952,929,117,141.04
  5. Step 5: Solve for x
    x = 952,929,117,141.04/1,449,243.52
  6. Step 6: Final answer
    x = 657,535.54

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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.