Home / 4,109,783.62-5,673,781.74-2,478,605.90

Finding the Fourth Proportional to 4,109,783.62, 5,673,781.74 and 2,478,605.90

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Solution

The fourth proportional to 4,109,783.62, 5,673,781.74 and 2,478,605.90 is: 3,421,851.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109,783.62 : 5,673,781.74 = 2,478,605.90 : x
  2. Step 2: Convert to fraction form
    4,109,783.62/5,673,781.74 = 2,478,605.90/x
  3. Step 3: Cross multiply
    4,109,783.62x = 5,673,781.74 × 2,478,605.90
  4. Step 4: Simplify right side
    4,109,783.62x = 14,063,068,896,076.27
  5. Step 5: Solve for x
    x = 14,063,068,896,076.27/4,109,783.62
  6. Step 6: Final answer
    x = 3,421,851.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.