Home / 2,746,427.40-4,120,297.20-1,325,314.80

Finding the Fourth Proportional to 2,746,427.40, 4,120,297.20 and 1,325,314.80

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Solution

The fourth proportional to 2,746,427.40, 4,120,297.20 and 1,325,314.80 is: 1,988,288.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,427.40 : 4,120,297.20 = 1,325,314.80 : x
  2. Step 2: Convert to fraction form
    2,746,427.40/4,120,297.20 = 1,325,314.80/x
  3. Step 3: Cross multiply
    2,746,427.40x = 4,120,297.20 × 1,325,314.80
  4. Step 4: Simplify right side
    2,746,427.40x = 5,460,690,859,558.56
  5. Step 5: Solve for x
    x = 5,460,690,859,558.56/2,746,427.40
  6. Step 6: Final answer
    x = 1,988,288.81

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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.