Home / 1,295,130.32-1,942,972-453,732.56

Finding the Fourth Proportional to 1,295,130.32, 1,942,972 and 453,732.56

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Solution

The fourth proportional to 1,295,130.32, 1,942,972 and 453,732.56 is: 680,695.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,130.32 : 1,942,972 = 453,732.56 : x
  2. Step 2: Convert to fraction form
    1,295,130.32/1,942,972 = 453,732.56/x
  3. Step 3: Cross multiply
    1,295,130.32x = 1,942,972 × 453,732.56
  4. Step 4: Simplify right side
    1,295,130.32x = 881,589,659,568.32
  5. Step 5: Solve for x
    x = 881,589,659,568.32/1,295,130.32
  6. Step 6: Final answer
    x = 680,695.72

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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.