Home / 2,247,085.55-3,100,977.51-1,228,490.30

Finding the Fourth Proportional to 2,247,085.55, 3,100,977.51 and 1,228,490.30

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Solution

The fourth proportional to 2,247,085.55, 3,100,977.51 and 1,228,490.30 is: 1,695,316.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,085.55 : 3,100,977.51 = 1,228,490.30 : x
  2. Step 2: Convert to fraction form
    2,247,085.55/3,100,977.51 = 1,228,490.30/x
  3. Step 3: Cross multiply
    2,247,085.55x = 3,100,977.51 × 1,228,490.30
  4. Step 4: Simplify right side
    2,247,085.55x = 3,809,520,776,048.27
  5. Step 5: Solve for x
    x = 3,809,520,776,048.27/2,247,085.55
  6. Step 6: Final answer
    x = 1,695,316.31

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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.