Home / 2,183,673.42-3,275,815.91-763,406.46

Finding the Fourth Proportional to 2,183,673.42, 3,275,815.91 and 763,406.46

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Solution

The fourth proportional to 2,183,673.42, 3,275,815.91 and 763,406.46 is: 1,145,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,673.42 : 3,275,815.91 = 763,406.46 : x
  2. Step 2: Convert to fraction form
    2,183,673.42/3,275,815.91 = 763,406.46/x
  3. Step 3: Cross multiply
    2,183,673.42x = 3,275,815.91 × 763,406.46
  4. Step 4: Simplify right side
    2,183,673.42x = 2,500,779,023,647.75
  5. Step 5: Solve for x
    x = 2,500,779,023,647.75/2,183,673.42
  6. Step 6: Final answer
    x = 1,145,216.59

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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.