Home / 2,561,421.10-3,842,131.65-964,342.48

Finding the Fourth Proportional to 2,561,421.10, 3,842,131.65 and 964,342.48

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Solution

The fourth proportional to 2,561,421.10, 3,842,131.65 and 964,342.48 is: 1,446,513.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,421.10 : 3,842,131.65 = 964,342.48 : x
  2. Step 2: Convert to fraction form
    2,561,421.10/3,842,131.65 = 964,342.48/x
  3. Step 3: Cross multiply
    2,561,421.10x = 3,842,131.65 × 964,342.48
  4. Step 4: Simplify right side
    2,561,421.10x = 3,705,130,739,815.12
  5. Step 5: Solve for x
    x = 3,705,130,739,815.12/2,561,421.10
  6. Step 6: Final answer
    x = 1,446,513.71

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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.