Home / 834,140.77-1,257,087.19-754,269.64

Finding the Fourth Proportional to 834,140.77, 1,257,087.19 and 754,269.64

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Solution

The fourth proportional to 834,140.77, 1,257,087.19 and 754,269.64 is: 1,136,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,140.77 : 1,257,087.19 = 754,269.64 : x
  2. Step 2: Convert to fraction form
    834,140.77/1,257,087.19 = 754,269.64/x
  3. Step 3: Cross multiply
    834,140.77x = 1,257,087.19 × 754,269.64
  4. Step 4: Simplify right side
    834,140.77x = 948,182,702,249.91
  5. Step 5: Solve for x
    x = 948,182,702,249.91/834,140.77
  6. Step 6: Final answer
    x = 1,136,717.85

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1.5x scale

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.