Home / 1,142,446.50-1,576,576.17-633,181.68

Finding the Fourth Proportional to 1,142,446.50, 1,576,576.17 and 633,181.68

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Solution

The fourth proportional to 1,142,446.50, 1,576,576.17 and 633,181.68 is: 873,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,446.50 : 1,576,576.17 = 633,181.68 : x
  2. Step 2: Convert to fraction form
    1,142,446.50/1,576,576.17 = 633,181.68/x
  3. Step 3: Cross multiply
    1,142,446.50x = 1,576,576.17 × 633,181.68
  4. Step 4: Simplify right side
    1,142,446.50x = 998,259,147,968.57
  5. Step 5: Solve for x
    x = 998,259,147,968.57/1,142,446.50
  6. Step 6: Final answer
    x = 873,790.72

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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.