Home / 1,609,572.48-2,221,480.96-930,900.48

Finding the Fourth Proportional to 1,609,572.48, 2,221,480.96 and 930,900.48

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Solution

The fourth proportional to 1,609,572.48, 2,221,480.96 and 930,900.48 is: 1,284,799.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,572.48 : 2,221,480.96 = 930,900.48 : x
  2. Step 2: Convert to fraction form
    1,609,572.48/2,221,480.96 = 930,900.48/x
  3. Step 3: Cross multiply
    1,609,572.48x = 2,221,480.96 × 930,900.48
  4. Step 4: Simplify right side
    1,609,572.48x = 2,067,977,691,974.86
  5. Step 5: Solve for x
    x = 2,067,977,691,974.86/1,609,572.48
  6. Step 6: Final answer
    x = 1,284,799.36

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1.5x scale

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.