Home / 834,139.77-1,257,085.68-754,268.64

Finding the Fourth Proportional to 834,139.77, 1,257,085.68 and 754,268.64

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Solution

The fourth proportional to 834,139.77, 1,257,085.68 and 754,268.64 is: 1,136,716.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,139.77 : 1,257,085.68 = 754,268.64 : x
  2. Step 2: Convert to fraction form
    834,139.77/1,257,085.68 = 754,268.64/x
  3. Step 3: Cross multiply
    834,139.77x = 1,257,085.68 × 754,268.64
  4. Step 4: Simplify right side
    834,139.77x = 948,180,306,217.08
  5. Step 5: Solve for x
    x = 948,180,306,217.08/834,139.77
  6. Step 6: Final answer
    x = 1,136,716.34

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.