Home / 993,166.20-1,489,749.30-741,223.80

Finding the Fourth Proportional to 993,166.20, 1,489,749.30 and 741,223.80

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Solution

The fourth proportional to 993,166.20, 1,489,749.30 and 741,223.80 is: 1,111,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,166.20 : 1,489,749.30 = 741,223.80 : x
  2. Step 2: Convert to fraction form
    993,166.20/1,489,749.30 = 741,223.80/x
  3. Step 3: Cross multiply
    993,166.20x = 1,489,749.30 × 741,223.80
  4. Step 4: Simplify right side
    993,166.20x = 1,104,237,637,193.34
  5. Step 5: Solve for x
    x = 1,104,237,637,193.34/993,166.20
  6. Step 6: Final answer
    x = 1,111,835.70

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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.