Home / 1,217,776.23-1,680,534.47-673,949.52

Finding the Fourth Proportional to 1,217,776.23, 1,680,534.47 and 673,949.52

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Solution

The fourth proportional to 1,217,776.23, 1,680,534.47 and 673,949.52 is: 930,052.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,776.23 : 1,680,534.47 = 673,949.52 : x
  2. Step 2: Convert to fraction form
    1,217,776.23/1,680,534.47 = 673,949.52/x
  3. Step 3: Cross multiply
    1,217,776.23x = 1,680,534.47 × 673,949.52
  4. Step 4: Simplify right side
    1,217,776.23x = 1,132,595,396,030.21
  5. Step 5: Solve for x
    x = 1,132,595,396,030.21/1,217,776.23
  6. Step 6: Final answer
    x = 930,052.15

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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.