Home / 838,768.10-1,256,907.98-616,063.46

Finding the Fourth Proportional to 838,768.10, 1,256,907.98 and 616,063.46

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Solution

The fourth proportional to 838,768.10, 1,256,907.98 and 616,063.46 is: 923,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,768.10 : 1,256,907.98 = 616,063.46 : x
  2. Step 2: Convert to fraction form
    838,768.10/1,256,907.98 = 616,063.46/x
  3. Step 3: Cross multiply
    838,768.10x = 1,256,907.98 × 616,063.46
  4. Step 4: Simplify right side
    838,768.10x = 774,335,079,060.41
  5. Step 5: Solve for x
    x = 774,335,079,060.41/838,768.10
  6. Step 6: Final answer
    x = 923,181.36

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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.