Home / 1,751,216.40-2,626,630.20-489,171.60

Finding the Fourth Proportional to 1,751,216.40, 2,626,630.20 and 489,171.60

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Solution

The fourth proportional to 1,751,216.40, 2,626,630.20 and 489,171.60 is: 733,703.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751,216.40 : 2,626,630.20 = 489,171.60 : x
  2. Step 2: Convert to fraction form
    1,751,216.40/2,626,630.20 = 489,171.60/x
  3. Step 3: Cross multiply
    1,751,216.40x = 2,626,630.20 × 489,171.60
  4. Step 4: Simplify right side
    1,751,216.40x = 1,284,872,897,542.32
  5. Step 5: Solve for x
    x = 1,284,872,897,542.32/1,751,216.40
  6. Step 6: Final answer
    x = 733,703.10

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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.