Home / 2,425,387.30-3,638,518.35-1,005,586.90

Finding the Fourth Proportional to 2,425,387.30, 3,638,518.35 and 1,005,586.90

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Solution

The fourth proportional to 2,425,387.30, 3,638,518.35 and 1,005,586.90 is: 1,508,561.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,387.30 : 3,638,518.35 = 1,005,586.90 : x
  2. Step 2: Convert to fraction form
    2,425,387.30/3,638,518.35 = 1,005,586.90/x
  3. Step 3: Cross multiply
    2,425,387.30x = 3,638,518.35 × 1,005,586.90
  4. Step 4: Simplify right side
    2,425,387.30x = 3,658,846,388,169.62
  5. Step 5: Solve for x
    x = 3,658,846,388,169.62/2,425,387.30
  6. Step 6: Final answer
    x = 1,508,561.70

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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.