Home / 1,608,690.72-2,412,500.28-648,898.44

Finding the Fourth Proportional to 1,608,690.72, 2,412,500.28 and 648,898.44

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Solution

The fourth proportional to 1,608,690.72, 2,412,500.28 and 648,898.44 is: 973,131.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,690.72 : 2,412,500.28 = 648,898.44 : x
  2. Step 2: Convert to fraction form
    1,608,690.72/2,412,500.28 = 648,898.44/x
  3. Step 3: Cross multiply
    1,608,690.72x = 2,412,500.28 × 648,898.44
  4. Step 4: Simplify right side
    1,608,690.72x = 1,565,467,668,191.56
  5. Step 5: Solve for x
    x = 1,565,467,668,191.56/1,608,690.72
  6. Step 6: Final answer
    x = 973,131.53

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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.