Home / 2,077,375.60-3,115,480.20-657,866.80

Finding the Fourth Proportional to 2,077,375.60, 3,115,480.20 and 657,866.80

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Solution

The fourth proportional to 2,077,375.60, 3,115,480.20 and 657,866.80 is: 986,615.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,375.60 : 3,115,480.20 = 657,866.80 : x
  2. Step 2: Convert to fraction form
    2,077,375.60/3,115,480.20 = 657,866.80/x
  3. Step 3: Cross multiply
    2,077,375.60x = 3,115,480.20 × 657,866.80
  4. Step 4: Simplify right side
    2,077,375.60x = 2,049,570,989,637.36
  5. Step 5: Solve for x
    x = 2,049,570,989,637.36/2,077,375.60
  6. Step 6: Final answer
    x = 986,615.51

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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.