Home / 3,534,441.40-5,303,217.30-1,640,207.80

Finding the Fourth Proportional to 3,534,441.40, 5,303,217.30 and 1,640,207.80

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Solution

The fourth proportional to 3,534,441.40, 5,303,217.30 and 1,640,207.80 is: 2,461,033.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534,441.40 : 5,303,217.30 = 1,640,207.80 : x
  2. Step 2: Convert to fraction form
    3,534,441.40/5,303,217.30 = 1,640,207.80/x
  3. Step 3: Cross multiply
    3,534,441.40x = 5,303,217.30 × 1,640,207.80
  4. Step 4: Simplify right side
    3,534,441.40x = 8,698,378,380,554.94
  5. Step 5: Solve for x
    x = 8,698,378,380,554.94/3,534,441.40
  6. Step 6: Final answer
    x = 2,461,033.41

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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.