Home / 1,904,432.60-2,857,392.48-838,725.68

Finding the Fourth Proportional to 1,904,432.60, 2,857,392.48 and 838,725.68

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Solution

The fourth proportional to 1,904,432.60, 2,857,392.48 and 838,725.68 is: 1,258,416.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,432.60 : 2,857,392.48 = 838,725.68 : x
  2. Step 2: Convert to fraction form
    1,904,432.60/2,857,392.48 = 838,725.68/x
  3. Step 3: Cross multiply
    1,904,432.60x = 2,857,392.48 × 838,725.68
  4. Step 4: Simplify right side
    1,904,432.60x = 2,396,568,450,814.89
  5. Step 5: Solve for x
    x = 2,396,568,450,814.89/1,904,432.60
  6. Step 6: Final answer
    x = 1,258,416.00

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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.