Home / 2,077,792.60-3,116,786.10-657,959.80

Finding the Fourth Proportional to 2,077,792.60, 3,116,786.10 and 657,959.80

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Solution

The fourth proportional to 2,077,792.60, 3,116,786.10 and 657,959.80 is: 986,970.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,792.60 : 3,116,786.10 = 657,959.80 : x
  2. Step 2: Convert to fraction form
    2,077,792.60/3,116,786.10 = 657,959.80/x
  3. Step 3: Cross multiply
    2,077,792.60x = 3,116,786.10 × 657,959.80
  4. Step 4: Simplify right side
    2,077,792.60x = 2,050,719,958,998.78
  5. Step 5: Solve for x
    x = 2,050,719,958,998.78/2,077,792.60
  6. Step 6: Final answer
    x = 986,970.48

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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.