Home / 2,587,124.43-3,881,254.66-765,346.75

Finding the Fourth Proportional to 2,587,124.43, 3,881,254.66 and 765,346.75

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Solution

The fourth proportional to 2,587,124.43, 3,881,254.66 and 765,346.75 is: 1,148,188.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,124.43 : 3,881,254.66 = 765,346.75 : x
  2. Step 2: Convert to fraction form
    2,587,124.43/3,881,254.66 = 765,346.75/x
  3. Step 3: Cross multiply
    2,587,124.43x = 3,881,254.66 × 765,346.75
  4. Step 4: Simplify right side
    2,587,124.43x = 2,970,505,628,336.85
  5. Step 5: Solve for x
    x = 2,970,505,628,336.85/2,587,124.43
  6. Step 6: Final answer
    x = 1,148,188.16

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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.