Home / 2,126,973.67-3,191,879.32-1,103,247.47

Finding the Fourth Proportional to 2,126,973.67, 3,191,879.32 and 1,103,247.47

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Solution

The fourth proportional to 2,126,973.67, 3,191,879.32 and 1,103,247.47 is: 1,655,607.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,973.67 : 3,191,879.32 = 1,103,247.47 : x
  2. Step 2: Convert to fraction form
    2,126,973.67/3,191,879.32 = 1,103,247.47/x
  3. Step 3: Cross multiply
    2,126,973.67x = 3,191,879.32 × 1,103,247.47
  4. Step 4: Simplify right side
    2,126,973.67x = 3,521,432,789,556.90
  5. Step 5: Solve for x
    x = 3,521,432,789,556.90/2,126,973.67
  6. Step 6: Final answer
    x = 1,655,607.14

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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.