Home / 1,568,397.60-2,353,374.72-621,747.36

Finding the Fourth Proportional to 1,568,397.60, 2,353,374.72 and 621,747.36

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Solution

The fourth proportional to 1,568,397.60, 2,353,374.72 and 621,747.36 is: 932,929.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,397.60 : 2,353,374.72 = 621,747.36 : x
  2. Step 2: Convert to fraction form
    1,568,397.60/2,353,374.72 = 621,747.36/x
  3. Step 3: Cross multiply
    1,568,397.60x = 2,353,374.72 × 621,747.36
  4. Step 4: Simplify right side
    1,568,397.60x = 1,463,204,519,250.74
  5. Step 5: Solve for x
    x = 1,463,204,519,250.74/1,568,397.60
  6. Step 6: Final answer
    x = 932,929.58

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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.