Home / 891,689.34-1,336,746.68-682,262.22

Finding the Fourth Proportional to 891,689.34, 1,336,746.68 and 682,262.22

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Solution

The fourth proportional to 891,689.34, 1,336,746.68 and 682,262.22 is: 1,022,790.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,689.34 : 1,336,746.68 = 682,262.22 : x
  2. Step 2: Convert to fraction form
    891,689.34/1,336,746.68 = 682,262.22/x
  3. Step 3: Cross multiply
    891,689.34x = 1,336,746.68 × 682,262.22
  4. Step 4: Simplify right side
    891,689.34x = 912,011,753,233.93
  5. Step 5: Solve for x
    x = 912,011,753,233.93/891,689.34
  6. Step 6: Final answer
    x = 1,022,790.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.