Home / 1,348,481.16-1,860,960.56-775,521.77

Finding the Fourth Proportional to 1,348,481.16, 1,860,960.56 and 775,521.77

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Solution

The fourth proportional to 1,348,481.16, 1,860,960.56 and 775,521.77 is: 1,070,252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,481.16 : 1,860,960.56 = 775,521.77 : x
  2. Step 2: Convert to fraction form
    1,348,481.16/1,860,960.56 = 775,521.77/x
  3. Step 3: Cross multiply
    1,348,481.16x = 1,860,960.56 × 775,521.77
  4. Step 4: Simplify right side
    1,348,481.16x = 1,443,215,414,208.98
  5. Step 5: Solve for x
    x = 1,443,215,414,208.98/1,348,481.16
  6. Step 6: Final answer
    x = 1,070,252.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.