Home / 1,259,096-1,737,549.80-686,134.80

Finding the Fourth Proportional to 1,259,096, 1,737,549.80 and 686,134.80

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Solution

The fourth proportional to 1,259,096, 1,737,549.80 and 686,134.80 is: 946,864.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,096 : 1,737,549.80 = 686,134.80 : x
  2. Step 2: Convert to fraction form
    1,259,096/1,737,549.80 = 686,134.80/x
  3. Step 3: Cross multiply
    1,259,096x = 1,737,549.80 × 686,134.80
  4. Step 4: Simplify right side
    1,259,096x = 1,192,193,384,513.04
  5. Step 5: Solve for x
    x = 1,192,193,384,513.04/1,259,096
  6. Step 6: Final answer
    x = 946,864.56

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Double scale
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1.5x scale

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.