Home / 3,915,666.10-5,404,612.44-2,675,778.58

Finding the Fourth Proportional to 3,915,666.10, 5,404,612.44 and 2,675,778.58

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Solution

The fourth proportional to 3,915,666.10, 5,404,612.44 and 2,675,778.58 is: 3,693,253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,666.10 : 5,404,612.44 = 2,675,778.58 : x
  2. Step 2: Convert to fraction form
    3,915,666.10/5,404,612.44 = 2,675,778.58/x
  3. Step 3: Cross multiply
    3,915,666.10x = 5,404,612.44 × 2,675,778.58
  4. Step 4: Simplify right side
    3,915,666.10x = 14,461,546,200,153.54
  5. Step 5: Solve for x
    x = 14,461,546,200,153.54/3,915,666.10
  6. Step 6: Final answer
    x = 3,693,253.16

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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.