Home / 2,561,885.20-3,842,827.80-1,617,101.20

Finding the Fourth Proportional to 2,561,885.20, 3,842,827.80 and 1,617,101.20

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Solution

The fourth proportional to 2,561,885.20, 3,842,827.80 and 1,617,101.20 is: 2,425,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,885.20 : 3,842,827.80 = 1,617,101.20 : x
  2. Step 2: Convert to fraction form
    2,561,885.20/3,842,827.80 = 1,617,101.20/x
  3. Step 3: Cross multiply
    2,561,885.20x = 3,842,827.80 × 1,617,101.20
  4. Step 4: Simplify right side
    2,561,885.20x = 6,214,241,446,773.36
  5. Step 5: Solve for x
    x = 6,214,241,446,773.36/2,561,885.20
  6. Step 6: Final answer
    x = 2,425,651.80

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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.