Home / 1,314,735.04-1,972,397.88-416,230.72

Finding the Fourth Proportional to 1,314,735.04, 1,972,397.88 and 416,230.72

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Solution

The fourth proportional to 1,314,735.04, 1,972,397.88 and 416,230.72 is: 624,439.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,735.04 : 1,972,397.88 = 416,230.72 : x
  2. Step 2: Convert to fraction form
    1,314,735.04/1,972,397.88 = 416,230.72/x
  3. Step 3: Cross multiply
    1,314,735.04x = 1,972,397.88 × 416,230.72
  4. Step 4: Simplify right side
    1,314,735.04x = 820,972,589,718.87
  5. Step 5: Solve for x
    x = 820,972,589,718.87/1,314,735.04
  6. Step 6: Final answer
    x = 624,439.58

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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.