Home / 1,223,330.20-1,834,995.30-324,910.60

Finding the Fourth Proportional to 1,223,330.20, 1,834,995.30 and 324,910.60

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Solution

The fourth proportional to 1,223,330.20, 1,834,995.30 and 324,910.60 is: 487,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,330.20 : 1,834,995.30 = 324,910.60 : x
  2. Step 2: Convert to fraction form
    1,223,330.20/1,834,995.30 = 324,910.60/x
  3. Step 3: Cross multiply
    1,223,330.20x = 1,834,995.30 × 324,910.60
  4. Step 4: Simplify right side
    1,223,330.20x = 596,209,423,920.18
  5. Step 5: Solve for x
    x = 596,209,423,920.18/1,223,330.20
  6. Step 6: Final answer
    x = 487,365.90

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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.