Home / 1,568,780.40-2,352,899.76-416,034.96

Finding the Fourth Proportional to 1,568,780.40, 2,352,899.76 and 416,034.96

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Solution

The fourth proportional to 1,568,780.40, 2,352,899.76 and 416,034.96 is: 623,980.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,780.40 : 2,352,899.76 = 416,034.96 : x
  2. Step 2: Convert to fraction form
    1,568,780.40/2,352,899.76 = 416,034.96/x
  3. Step 3: Cross multiply
    1,568,780.40x = 2,352,899.76 × 416,034.96
  4. Step 4: Simplify right side
    1,568,780.40x = 978,888,557,535.61
  5. Step 5: Solve for x
    x = 978,888,557,535.61/1,568,780.40
  6. Step 6: Final answer
    x = 623,980.61

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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.