Home / 853,879.54-1,278,162.10-537,672.14

Finding the Fourth Proportional to 853,879.54, 1,278,162.10 and 537,672.14

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Solution

The fourth proportional to 853,879.54, 1,278,162.10 and 537,672.14 is: 804,835.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,879.54 : 1,278,162.10 = 537,672.14 : x
  2. Step 2: Convert to fraction form
    853,879.54/1,278,162.10 = 537,672.14/x
  3. Step 3: Cross multiply
    853,879.54x = 1,278,162.10 × 537,672.14
  4. Step 4: Simplify right side
    853,879.54x = 687,232,151,573.89
  5. Step 5: Solve for x
    x = 687,232,151,573.89/853,879.54
  6. Step 6: Final answer
    x = 804,835.01

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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.