Home / 1,107,799.12-1,662,085.32-349,757.92

Finding the Fourth Proportional to 1,107,799.12, 1,662,085.32 and 349,757.92

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Solution

The fourth proportional to 1,107,799.12, 1,662,085.32 and 349,757.92 is: 524,758.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,799.12 : 1,662,085.32 = 349,757.92 : x
  2. Step 2: Convert to fraction form
    1,107,799.12/1,662,085.32 = 349,757.92/x
  3. Step 3: Cross multiply
    1,107,799.12x = 1,662,085.32 × 349,757.92
  4. Step 4: Simplify right side
    1,107,799.12x = 581,327,504,385.73
  5. Step 5: Solve for x
    x = 581,327,504,385.73/1,107,799.12
  6. Step 6: Final answer
    x = 524,758.95

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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.