Home / 3,252,792.41-4,879,430.56-978,134.72

Finding the Fourth Proportional to 3,252,792.41, 4,879,430.56 and 978,134.72

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Solution

The fourth proportional to 3,252,792.41, 4,879,430.56 and 978,134.72 is: 1,467,274.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252,792.41 : 4,879,430.56 = 978,134.72 : x
  2. Step 2: Convert to fraction form
    3,252,792.41/4,879,430.56 = 978,134.72/x
  3. Step 3: Cross multiply
    3,252,792.41x = 4,879,430.56 × 978,134.72
  4. Step 4: Simplify right side
    3,252,792.41x = 4,772,740,443,335.35
  5. Step 5: Solve for x
    x = 4,772,740,443,335.35/3,252,792.41
  6. Step 6: Final answer
    x = 1,467,274.83

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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.