Home / 1,257,630.44-1,736,682.78-798,892.88

Finding the Fourth Proportional to 1,257,630.44, 1,736,682.78 and 798,892.88

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Solution

The fourth proportional to 1,257,630.44, 1,736,682.78 and 798,892.88 is: 1,103,204.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,630.44 : 1,736,682.78 = 798,892.88 : x
  2. Step 2: Convert to fraction form
    1,257,630.44/1,736,682.78 = 798,892.88/x
  3. Step 3: Cross multiply
    1,257,630.44x = 1,736,682.78 × 798,892.88
  4. Step 4: Simplify right side
    1,257,630.44x = 1,387,423,507,760.61
  5. Step 5: Solve for x
    x = 1,387,423,507,760.61/1,257,630.44
  6. Step 6: Final answer
    x = 1,103,204.46

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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.