Home / 1,426,847.58-1,968,997.41-782,253.64

Finding the Fourth Proportional to 1,426,847.58, 1,968,997.41 and 782,253.64

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Solution

The fourth proportional to 1,426,847.58, 1,968,997.41 and 782,253.64 is: 1,079,481.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,847.58 : 1,968,997.41 = 782,253.64 : x
  2. Step 2: Convert to fraction form
    1,426,847.58/1,968,997.41 = 782,253.64/x
  3. Step 3: Cross multiply
    1,426,847.58x = 1,968,997.41 × 782,253.64
  4. Step 4: Simplify right side
    1,426,847.58x = 1,540,255,391,123.07
  5. Step 5: Solve for x
    x = 1,540,255,391,123.07/1,426,847.58
  6. Step 6: Final answer
    x = 1,079,481.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.