Home / 1,217,647.05-1,826,491.23-364,520.22

Finding the Fourth Proportional to 1,217,647.05, 1,826,491.23 and 364,520.22

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Solution

The fourth proportional to 1,217,647.05, 1,826,491.23 and 364,520.22 is: 546,786.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,647.05 : 1,826,491.23 = 364,520.22 : x
  2. Step 2: Convert to fraction form
    1,217,647.05/1,826,491.23 = 364,520.22/x
  3. Step 3: Cross multiply
    1,217,647.05x = 1,826,491.23 × 364,520.22
  4. Step 4: Simplify right side
    1,217,647.05x = 665,792,984,987.67
  5. Step 5: Solve for x
    x = 665,792,984,987.67/1,217,647.05
  6. Step 6: Final answer
    x = 546,786.51

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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.