Home / 2,885,218.75-3,981,257.40-1,595,883.88

Finding the Fourth Proportional to 2,885,218.75, 3,981,257.40 and 1,595,883.88

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Solution

The fourth proportional to 2,885,218.75, 3,981,257.40 and 1,595,883.88 is: 2,202,129.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,218.75 : 3,981,257.40 = 1,595,883.88 : x
  2. Step 2: Convert to fraction form
    2,885,218.75/3,981,257.40 = 1,595,883.88/x
  3. Step 3: Cross multiply
    2,885,218.75x = 3,981,257.40 × 1,595,883.88
  4. Step 4: Simplify right side
    2,885,218.75x = 6,353,624,506,790.71
  5. Step 5: Solve for x
    x = 6,353,624,506,790.71/2,885,218.75
  6. Step 6: Final answer
    x = 2,202,129.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.