Home / 2,175,771.71-3,262,531.23-976,661.48

Finding the Fourth Proportional to 2,175,771.71, 3,262,531.23 and 976,661.48

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Solution

The fourth proportional to 2,175,771.71, 3,262,531.23 and 976,661.48 is: 1,464,486.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,771.71 : 3,262,531.23 = 976,661.48 : x
  2. Step 2: Convert to fraction form
    2,175,771.71/3,262,531.23 = 976,661.48/x
  3. Step 3: Cross multiply
    2,175,771.71x = 3,262,531.23 × 976,661.48
  4. Step 4: Simplify right side
    2,175,771.71x = 3,186,388,587,794.35
  5. Step 5: Solve for x
    x = 3,186,388,587,794.35/2,175,771.71
  6. Step 6: Final answer
    x = 1,464,486.63

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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.