Home / 1,217,770.85-1,680,527.03-673,944.14

Finding the Fourth Proportional to 1,217,770.85, 1,680,527.03 and 673,944.14

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Solution

The fourth proportional to 1,217,770.85, 1,680,527.03 and 673,944.14 is: 930,044.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,770.85 : 1,680,527.03 = 673,944.14 : x
  2. Step 2: Convert to fraction form
    1,217,770.85/1,680,527.03 = 673,944.14/x
  3. Step 3: Cross multiply
    1,217,770.85x = 1,680,527.03 × 673,944.14
  4. Step 4: Simplify right side
    1,217,770.85x = 1,132,581,343,980.10
  5. Step 5: Solve for x
    x = 1,132,581,343,980.10/1,217,770.85
  6. Step 6: Final answer
    x = 930,044.72

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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.