Home / 2,126,064.96-3,189,252.96-863,916.48

Finding the Fourth Proportional to 2,126,064.96, 3,189,252.96 and 863,916.48

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Solution

The fourth proportional to 2,126,064.96, 3,189,252.96 and 863,916.48 is: 1,295,937.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,064.96 : 3,189,252.96 = 863,916.48 : x
  2. Step 2: Convert to fraction form
    2,126,064.96/3,189,252.96 = 863,916.48/x
  3. Step 3: Cross multiply
    2,126,064.96x = 3,189,252.96 × 863,916.48
  4. Step 4: Simplify right side
    2,126,064.96x = 2,755,248,191,032.78
  5. Step 5: Solve for x
    x = 2,755,248,191,032.78/2,126,064.96
  6. Step 6: Final answer
    x = 1,295,937.91

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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.