Home / 1,494,352.40-2,062,203.96-815,288.96

Finding the Fourth Proportional to 1,494,352.40, 2,062,203.96 and 815,288.96

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Solution

The fourth proportional to 1,494,352.40, 2,062,203.96 and 815,288.96 is: 1,125,097.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,352.40 : 2,062,203.96 = 815,288.96 : x
  2. Step 2: Convert to fraction form
    1,494,352.40/2,062,203.96 = 815,288.96/x
  3. Step 3: Cross multiply
    1,494,352.40x = 2,062,203.96 × 815,288.96
  4. Step 4: Simplify right side
    1,494,352.40x = 1,681,292,121,856.28
  5. Step 5: Solve for x
    x = 1,681,292,121,856.28/1,494,352.40
  6. Step 6: Final answer
    x = 1,125,097.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.