Home / 1,629,629.66-2,249,167.25-941,177.78

Finding the Fourth Proportional to 1,629,629.66, 2,249,167.25 and 941,177.78

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Solution

The fourth proportional to 1,629,629.66, 2,249,167.25 and 941,177.78 is: 1,298,986.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,629.66 : 2,249,167.25 = 941,177.78 : x
  2. Step 2: Convert to fraction form
    1,629,629.66/2,249,167.25 = 941,177.78/x
  3. Step 3: Cross multiply
    1,629,629.66x = 2,249,167.25 × 941,177.78
  4. Step 4: Simplify right side
    1,629,629.66x = 2,116,866,223,251.98
  5. Step 5: Solve for x
    x = 2,116,866,223,251.98/1,629,629.66
  6. Step 6: Final answer
    x = 1,298,986.07

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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.