Home / 1,214,562.31-1,820,624.20-415,297.24

Finding the Fourth Proportional to 1,214,562.31, 1,820,624.20 and 415,297.24

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Solution

The fourth proportional to 1,214,562.31, 1,820,624.20 and 415,297.24 is: 622,528.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,562.31 : 1,820,624.20 = 415,297.24 : x
  2. Step 2: Convert to fraction form
    1,214,562.31/1,820,624.20 = 415,297.24/x
  3. Step 3: Cross multiply
    1,214,562.31x = 1,820,624.20 × 415,297.24
  4. Step 4: Simplify right side
    1,214,562.31x = 756,100,205,337.21
  5. Step 5: Solve for x
    x = 756,100,205,337.21/1,214,562.31
  6. Step 6: Final answer
    x = 622,528.95

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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.