Home / 1,302,910.50-1,797,973.02-722,108.88

Finding the Fourth Proportional to 1,302,910.50, 1,797,973.02 and 722,108.88

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Solution

The fourth proportional to 1,302,910.50, 1,797,973.02 and 722,108.88 is: 996,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,910.50 : 1,797,973.02 = 722,108.88 : x
  2. Step 2: Convert to fraction form
    1,302,910.50/1,797,973.02 = 722,108.88/x
  3. Step 3: Cross multiply
    1,302,910.50x = 1,797,973.02 × 722,108.88
  4. Step 4: Simplify right side
    1,302,910.50x = 1,298,332,283,742.42
  5. Step 5: Solve for x
    x = 1,298,332,283,742.42/1,302,910.50
  6. Step 6: Final answer
    x = 996,486.16

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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.