Home / 1,661,083.20-2,491,624.80-539,152.20

Finding the Fourth Proportional to 1,661,083.20, 2,491,624.80 and 539,152.20

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Solution

The fourth proportional to 1,661,083.20, 2,491,624.80 and 539,152.20 is: 808,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,083.20 : 2,491,624.80 = 539,152.20 : x
  2. Step 2: Convert to fraction form
    1,661,083.20/2,491,624.80 = 539,152.20/x
  3. Step 3: Cross multiply
    1,661,083.20x = 2,491,624.80 × 539,152.20
  4. Step 4: Simplify right side
    1,661,083.20x = 1,343,364,992,494.56
  5. Step 5: Solve for x
    x = 1,343,364,992,494.56/1,661,083.20
  6. Step 6: Final answer
    x = 808,728.30

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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.