Home / 1,208,046.16-1,813,469.10-648,174.16

Finding the Fourth Proportional to 1,208,046.16, 1,813,469.10 and 648,174.16

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Solution

The fourth proportional to 1,208,046.16, 1,813,469.10 and 648,174.16 is: 973,012.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,046.16 : 1,813,469.10 = 648,174.16 : x
  2. Step 2: Convert to fraction form
    1,208,046.16/1,813,469.10 = 648,174.16/x
  3. Step 3: Cross multiply
    1,208,046.16x = 1,813,469.10 × 648,174.16
  4. Step 4: Simplify right side
    1,208,046.16x = 1,175,443,810,578.46
  5. Step 5: Solve for x
    x = 1,175,443,810,578.46/1,208,046.16
  6. Step 6: Final answer
    x = 973,012.33

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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.