Home / 1,171,194.88-1,616,249.76-634,650.88

Finding the Fourth Proportional to 1,171,194.88, 1,616,249.76 and 634,650.88

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Solution

The fourth proportional to 1,171,194.88, 1,616,249.76 and 634,650.88 is: 875,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,194.88 : 1,616,249.76 = 634,650.88 : x
  2. Step 2: Convert to fraction form
    1,171,194.88/1,616,249.76 = 634,650.88/x
  3. Step 3: Cross multiply
    1,171,194.88x = 1,616,249.76 × 634,650.88
  4. Step 4: Simplify right side
    1,171,194.88x = 1,025,754,332,483.79
  5. Step 5: Solve for x
    x = 1,025,754,332,483.79/1,171,194.88
  6. Step 6: Final answer
    x = 875,818.66

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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.