Home / 1,751,212.40-2,626,624.20-489,167.60

Finding the Fourth Proportional to 1,751,212.40, 2,626,624.20 and 489,167.60

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Solution

The fourth proportional to 1,751,212.40, 2,626,624.20 and 489,167.60 is: 733,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751,212.40 : 2,626,624.20 = 489,167.60 : x
  2. Step 2: Convert to fraction form
    1,751,212.40/2,626,624.20 = 489,167.60/x
  3. Step 3: Cross multiply
    1,751,212.40x = 2,626,624.20 × 489,167.60
  4. Step 4: Simplify right side
    1,751,212.40x = 1,284,859,456,015.92
  5. Step 5: Solve for x
    x = 1,284,859,456,015.92/1,751,212.40
  6. Step 6: Final answer
    x = 733,697.10

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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.