Home / 3,142,629.78-4,336,506-1,765,754.76

Finding the Fourth Proportional to 3,142,629.78, 4,336,506 and 1,765,754.76

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Solution

The fourth proportional to 3,142,629.78, 4,336,506 and 1,765,754.76 is: 2,436,560.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,629.78 : 4,336,506 = 1,765,754.76 : x
  2. Step 2: Convert to fraction form
    3,142,629.78/4,336,506 = 1,765,754.76/x
  3. Step 3: Cross multiply
    3,142,629.78x = 4,336,506 × 1,765,754.76
  4. Step 4: Simplify right side
    3,142,629.78x = 7,657,206,111,268.56
  5. Step 5: Solve for x
    x = 7,657,206,111,268.56/3,142,629.78
  6. Step 6: Final answer
    x = 2,436,560.03

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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.