Home / 1,217,770.73-1,680,526.87-673,944.02

Finding the Fourth Proportional to 1,217,770.73, 1,680,526.87 and 673,944.02

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Solution

The fourth proportional to 1,217,770.73, 1,680,526.87 and 673,944.02 is: 930,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,770.73 : 1,680,526.87 = 673,944.02 : x
  2. Step 2: Convert to fraction form
    1,217,770.73/1,680,526.87 = 673,944.02/x
  3. Step 3: Cross multiply
    1,217,770.73x = 1,680,526.87 × 673,944.02
  4. Step 4: Simplify right side
    1,217,770.73x = 1,132,581,026,083.18
  5. Step 5: Solve for x
    x = 1,132,581,026,083.18/1,217,770.73
  6. Step 6: Final answer
    x = 930,044.55

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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.