Home / 1,211,616.73-1,672,316.02-753,077.62

Finding the Fourth Proportional to 1,211,616.73, 1,672,316.02 and 753,077.62

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Solution

The fourth proportional to 1,211,616.73, 1,672,316.02 and 753,077.62 is: 1,039,424.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,616.73 : 1,672,316.02 = 753,077.62 : x
  2. Step 2: Convert to fraction form
    1,211,616.73/1,672,316.02 = 753,077.62/x
  3. Step 3: Cross multiply
    1,211,616.73x = 1,672,316.02 × 753,077.62
  4. Step 4: Simplify right side
    1,211,616.73x = 1,259,383,768,229.47
  5. Step 5: Solve for x
    x = 1,259,383,768,229.47/1,211,616.73
  6. Step 6: Final answer
    x = 1,039,424.21

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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.