Home / 1,098,369.10-1,647,553.65-625,977.10

Finding the Fourth Proportional to 1,098,369.10, 1,647,553.65 and 625,977.10

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Solution

The fourth proportional to 1,098,369.10, 1,647,553.65 and 625,977.10 is: 938,965.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,369.10 : 1,647,553.65 = 625,977.10 : x
  2. Step 2: Convert to fraction form
    1,098,369.10/1,647,553.65 = 625,977.10/x
  3. Step 3: Cross multiply
    1,098,369.10x = 1,647,553.65 × 625,977.10
  4. Step 4: Simplify right side
    1,098,369.10x = 1,031,330,855,921.41
  5. Step 5: Solve for x
    x = 1,031,330,855,921.41/1,098,369.10
  6. Step 6: Final answer
    x = 938,965.65

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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.