Home / 2,171,346.80-3,257,020.20-2,003,385.20

Finding the Fourth Proportional to 2,171,346.80, 3,257,020.20 and 2,003,385.20

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Solution

The fourth proportional to 2,171,346.80, 3,257,020.20 and 2,003,385.20 is: 3,005,077.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,346.80 : 3,257,020.20 = 2,003,385.20 : x
  2. Step 2: Convert to fraction form
    2,171,346.80/3,257,020.20 = 2,003,385.20/x
  3. Step 3: Cross multiply
    2,171,346.80x = 3,257,020.20 × 2,003,385.20
  4. Step 4: Simplify right side
    2,171,346.80x = 6,525,066,064,781.04
  5. Step 5: Solve for x
    x = 6,525,066,064,781.04/2,171,346.80
  6. Step 6: Final answer
    x = 3,005,077.80

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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.