Home / 1,617,046.20-2,425,860.90-670,512.60

Finding the Fourth Proportional to 1,617,046.20, 2,425,860.90 and 670,512.60

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Solution

The fourth proportional to 1,617,046.20, 2,425,860.90 and 670,512.60 is: 1,005,889.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,046.20 : 2,425,860.90 = 670,512.60 : x
  2. Step 2: Convert to fraction form
    1,617,046.20/2,425,860.90 = 670,512.60/x
  3. Step 3: Cross multiply
    1,617,046.20x = 2,425,860.90 × 670,512.60
  4. Step 4: Simplify right side
    1,617,046.20x = 1,626,570,299,297.34
  5. Step 5: Solve for x
    x = 1,626,570,299,297.34/1,617,046.20
  6. Step 6: Final answer
    x = 1,005,889.81

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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.