Home / 1,192,369.23-1,644,830.78-829,162.53

Finding the Fourth Proportional to 1,192,369.23, 1,644,830.78 and 829,162.53

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Solution

The fourth proportional to 1,192,369.23, 1,644,830.78 and 829,162.53 is: 1,143,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,369.23 : 1,644,830.78 = 829,162.53 : x
  2. Step 2: Convert to fraction form
    1,192,369.23/1,644,830.78 = 829,162.53/x
  3. Step 3: Cross multiply
    1,192,369.23x = 1,644,830.78 × 829,162.53
  4. Step 4: Simplify right side
    1,192,369.23x = 1,363,832,046,820.86
  5. Step 5: Solve for x
    x = 1,363,832,046,820.86/1,192,369.23
  6. Step 6: Final answer
    x = 1,143,800.10

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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.