Home / 1,639,141.60-2,458,712.40-1,568,282.80

Finding the Fourth Proportional to 1,639,141.60, 2,458,712.40 and 1,568,282.80

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Solution

The fourth proportional to 1,639,141.60, 2,458,712.40 and 1,568,282.80 is: 2,352,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,141.60 : 2,458,712.40 = 1,568,282.80 : x
  2. Step 2: Convert to fraction form
    1,639,141.60/2,458,712.40 = 1,568,282.80/x
  3. Step 3: Cross multiply
    1,639,141.60x = 2,458,712.40 × 1,568,282.80
  4. Step 4: Simplify right side
    1,639,141.60x = 3,855,956,367,066.72
  5. Step 5: Solve for x
    x = 3,855,956,367,066.72/1,639,141.60
  6. Step 6: Final answer
    x = 2,352,424.20

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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.