Home / 1,037,620.80-1,556,479.80-327,704.40

Finding the Fourth Proportional to 1,037,620.80, 1,556,479.80 and 327,704.40

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Solution

The fourth proportional to 1,037,620.80, 1,556,479.80 and 327,704.40 is: 491,571.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,620.80 : 1,556,479.80 = 327,704.40 : x
  2. Step 2: Convert to fraction form
    1,037,620.80/1,556,479.80 = 327,704.40/x
  3. Step 3: Cross multiply
    1,037,620.80x = 1,556,479.80 × 327,704.40
  4. Step 4: Simplify right side
    1,037,620.80x = 510,065,278,971.12
  5. Step 5: Solve for x
    x = 510,065,278,971.12/1,037,620.80
  6. Step 6: Final answer
    x = 491,571.95

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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.