Home / 1,121,167.12-1,682,017.98-363,008.82

Finding the Fourth Proportional to 1,121,167.12, 1,682,017.98 and 363,008.82

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Solution

The fourth proportional to 1,121,167.12, 1,682,017.98 and 363,008.82 is: 544,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,167.12 : 1,682,017.98 = 363,008.82 : x
  2. Step 2: Convert to fraction form
    1,121,167.12/1,682,017.98 = 363,008.82/x
  3. Step 3: Cross multiply
    1,121,167.12x = 1,682,017.98 × 363,008.82
  4. Step 4: Simplify right side
    1,121,167.12x = 610,587,362,138.58
  5. Step 5: Solve for x
    x = 610,587,362,138.58/1,121,167.12
  6. Step 6: Final answer
    x = 544,599.78

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1.5x scale

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.