Home / 2,900,351.58-4,003,563.03-2,490,808.86

Finding the Fourth Proportional to 2,900,351.58, 4,003,563.03 and 2,490,808.86

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Solution

The fourth proportional to 2,900,351.58, 4,003,563.03 and 2,490,808.86 is: 3,438,241.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,351.58 : 4,003,563.03 = 2,490,808.86 : x
  2. Step 2: Convert to fraction form
    2,900,351.58/4,003,563.03 = 2,490,808.86/x
  3. Step 3: Cross multiply
    2,900,351.58x = 4,003,563.03 × 2,490,808.86
  4. Step 4: Simplify right side
    2,900,351.58x = 9,972,110,266,692.45
  5. Step 5: Solve for x
    x = 9,972,110,266,692.45/2,900,351.58
  6. Step 6: Final answer
    x = 3,438,241.88

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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.