Home / 2,208,052.80-3,312,079.20-1,928,116.80

Finding the Fourth Proportional to 2,208,052.80, 3,312,079.20 and 1,928,116.80

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Solution

The fourth proportional to 2,208,052.80, 3,312,079.20 and 1,928,116.80 is: 2,892,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,052.80 : 3,312,079.20 = 1,928,116.80 : x
  2. Step 2: Convert to fraction form
    2,208,052.80/3,312,079.20 = 1,928,116.80/x
  3. Step 3: Cross multiply
    2,208,052.80x = 3,312,079.20 × 1,928,116.80
  4. Step 4: Simplify right side
    2,208,052.80x = 6,386,075,548,450.56
  5. Step 5: Solve for x
    x = 6,386,075,548,450.56/2,208,052.80
  6. Step 6: Final answer
    x = 2,892,175.20

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Double scale
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Similar ratio
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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.