Home / 838,015.58-1,251,324.38-790,656.41

Finding the Fourth Proportional to 838,015.58, 1,251,324.38 and 790,656.41

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Solution

The fourth proportional to 838,015.58, 1,251,324.38 and 790,656.41 is: 1,180,607.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,015.58 : 1,251,324.38 = 790,656.41 : x
  2. Step 2: Convert to fraction form
    838,015.58/1,251,324.38 = 790,656.41/x
  3. Step 3: Cross multiply
    838,015.58x = 1,251,324.38 × 790,656.41
  4. Step 4: Simplify right side
    838,015.58x = 989,367,631,826.37
  5. Step 5: Solve for x
    x = 989,367,631,826.37/838,015.58
  6. Step 6: Final answer
    x = 1,180,607.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.