Home / 1,868,404.20-2,802,606.30-1,195,245.60

Finding the Fourth Proportional to 1,868,404.20, 2,802,606.30 and 1,195,245.60

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Solution

The fourth proportional to 1,868,404.20, 2,802,606.30 and 1,195,245.60 is: 1,792,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,404.20 : 2,802,606.30 = 1,195,245.60 : x
  2. Step 2: Convert to fraction form
    1,868,404.20/2,802,606.30 = 1,195,245.60/x
  3. Step 3: Cross multiply
    1,868,404.20x = 2,802,606.30 × 1,195,245.60
  4. Step 4: Simplify right side
    1,868,404.20x = 3,349,802,848,607.28
  5. Step 5: Solve for x
    x = 3,349,802,848,607.28/1,868,404.20
  6. Step 6: Final answer
    x = 1,792,868.40

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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.