Home / 1,251,236.76-1,877,324.94-577,640.76

Finding the Fourth Proportional to 1,251,236.76, 1,877,324.94 and 577,640.76

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Solution

The fourth proportional to 1,251,236.76, 1,877,324.94 and 577,640.76 is: 866,678.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,236.76 : 1,877,324.94 = 577,640.76 : x
  2. Step 2: Convert to fraction form
    1,251,236.76/1,877,324.94 = 577,640.76/x
  3. Step 3: Cross multiply
    1,251,236.76x = 1,877,324.94 × 577,640.76
  4. Step 4: Simplify right side
    1,251,236.76x = 1,084,419,405,108.55
  5. Step 5: Solve for x
    x = 1,084,419,405,108.55/1,251,236.76
  6. Step 6: Final answer
    x = 866,678.03

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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.