Home / 1,452,976.65-2,179,466.73-694,639.80

Finding the Fourth Proportional to 1,452,976.65, 2,179,466.73 and 694,639.80

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Solution

The fourth proportional to 1,452,976.65, 2,179,466.73 and 694,639.80 is: 1,041,960.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,976.65 : 2,179,466.73 = 694,639.80 : x
  2. Step 2: Convert to fraction form
    1,452,976.65/2,179,466.73 = 694,639.80/x
  3. Step 3: Cross multiply
    1,452,976.65x = 2,179,466.73 × 694,639.80
  4. Step 4: Simplify right side
    1,452,976.65x = 1,513,944,333,433.85
  5. Step 5: Solve for x
    x = 1,513,944,333,433.85/1,452,976.65
  6. Step 6: Final answer
    x = 1,041,960.54

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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.