Home / 3,020,982.04-4,530,870.42-1,938,290.68

Finding the Fourth Proportional to 3,020,982.04, 4,530,870.42 and 1,938,290.68

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Solution

The fourth proportional to 3,020,982.04, 4,530,870.42 and 1,938,290.68 is: 2,907,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,982.04 : 4,530,870.42 = 1,938,290.68 : x
  2. Step 2: Convert to fraction form
    3,020,982.04/4,530,870.42 = 1,938,290.68/x
  3. Step 3: Cross multiply
    3,020,982.04x = 4,530,870.42 × 1,938,290.68
  4. Step 4: Simplify right side
    3,020,982.04x = 8,782,143,907,373.69
  5. Step 5: Solve for x
    x = 8,782,143,907,373.69/3,020,982.04
  6. Step 6: Final answer
    x = 2,907,049.36

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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.