Home / 1,257,901.02-1,735,672.78-741,816.81

Finding the Fourth Proportional to 1,257,901.02, 1,735,672.78 and 741,816.81

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Solution

The fourth proportional to 1,257,901.02, 1,735,672.78 and 741,816.81 is: 1,023,571.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,901.02 : 1,735,672.78 = 741,816.81 : x
  2. Step 2: Convert to fraction form
    1,257,901.02/1,735,672.78 = 741,816.81/x
  3. Step 3: Cross multiply
    1,257,901.02x = 1,735,672.78 × 741,816.81
  4. Step 4: Simplify right side
    1,257,901.02x = 1,287,551,244,863.43
  5. Step 5: Solve for x
    x = 1,287,551,244,863.43/1,257,901.02
  6. Step 6: Final answer
    x = 1,023,571.19

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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.