Home / 1,607,741.88-2,409,778.31-647,582.94

Finding the Fourth Proportional to 1,607,741.88, 2,409,778.31 and 647,582.94

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Solution

The fourth proportional to 1,607,741.88, 2,409,778.31 and 647,582.94 is: 970,635.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,741.88 : 2,409,778.31 = 647,582.94 : x
  2. Step 2: Convert to fraction form
    1,607,741.88/2,409,778.31 = 647,582.94/x
  3. Step 3: Cross multiply
    1,607,741.88x = 2,409,778.31 × 647,582.94
  4. Step 4: Simplify right side
    1,607,741.88x = 1,560,531,319,500.12
  5. Step 5: Solve for x
    x = 1,560,531,319,500.12/1,607,741.88
  6. Step 6: Final answer
    x = 970,635.49

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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.