Home / 2,981,768.40-4,473,964.80-1,383,508.80

Finding the Fourth Proportional to 2,981,768.40, 4,473,964.80 and 1,383,508.80

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Solution

The fourth proportional to 2,981,768.40, 4,473,964.80 and 1,383,508.80 is: 2,075,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,768.40 : 4,473,964.80 = 1,383,508.80 : x
  2. Step 2: Convert to fraction form
    2,981,768.40/4,473,964.80 = 1,383,508.80/x
  3. Step 3: Cross multiply
    2,981,768.40x = 4,473,964.80 × 1,383,508.80
  4. Step 4: Simplify right side
    2,981,768.40x = 6,189,769,671,690.24
  5. Step 5: Solve for x
    x = 6,189,769,671,690.24/2,981,768.40
  6. Step 6: Final answer
    x = 2,075,872.05

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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.