Home / 1,265,060.75-1,897,592.96-517,106.75

Finding the Fourth Proportional to 1,265,060.75, 1,897,592.96 and 517,106.75

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Solution

The fourth proportional to 1,265,060.75, 1,897,592.96 and 517,106.75 is: 775,660.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,060.75 : 1,897,592.96 = 517,106.75 : x
  2. Step 2: Convert to fraction form
    1,265,060.75/1,897,592.96 = 517,106.75/x
  3. Step 3: Cross multiply
    1,265,060.75x = 1,897,592.96 × 517,106.75
  4. Step 4: Simplify right side
    1,265,060.75x = 981,258,125,782.95
  5. Step 5: Solve for x
    x = 981,258,125,782.95/1,265,060.75
  6. Step 6: Final answer
    x = 775,660.87

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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.