Home / 1,226,634.07-1,692,774.17-682,775.77

Finding the Fourth Proportional to 1,226,634.07, 1,692,774.17 and 682,775.77

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Solution

The fourth proportional to 1,226,634.07, 1,692,774.17 and 682,775.77 is: 942,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,634.07 : 1,692,774.17 = 682,775.77 : x
  2. Step 2: Convert to fraction form
    1,226,634.07/1,692,774.17 = 682,775.77/x
  3. Step 3: Cross multiply
    1,226,634.07x = 1,692,774.17 × 682,775.77
  4. Step 4: Simplify right side
    1,226,634.07x = 1,155,785,187,357.86
  5. Step 5: Solve for x
    x = 1,155,785,187,357.86/1,226,634.07
  6. Step 6: Final answer
    x = 942,241.22

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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.