Home / 1,223,167.39-1,834,608.51-324,678.94

Finding the Fourth Proportional to 1,223,167.39, 1,834,608.51 and 324,678.94

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Solution

The fourth proportional to 1,223,167.39, 1,834,608.51 and 324,678.94 is: 486,980.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,167.39 : 1,834,608.51 = 324,678.94 : x
  2. Step 2: Convert to fraction form
    1,223,167.39/1,834,608.51 = 324,678.94/x
  3. Step 3: Cross multiply
    1,223,167.39x = 1,834,608.51 × 324,678.94
  4. Step 4: Simplify right side
    1,223,167.39x = 595,658,737,168.74
  5. Step 5: Solve for x
    x = 595,658,737,168.74/1,223,167.39
  6. Step 6: Final answer
    x = 486,980.56

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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.