Home / 1,106,827.80-1,660,533.30-396,781.80

Finding the Fourth Proportional to 1,106,827.80, 1,660,533.30 and 396,781.80

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Solution

The fourth proportional to 1,106,827.80, 1,660,533.30 and 396,781.80 is: 595,277.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,827.80 : 1,660,533.30 = 396,781.80 : x
  2. Step 2: Convert to fraction form
    1,106,827.80/1,660,533.30 = 396,781.80/x
  3. Step 3: Cross multiply
    1,106,827.80x = 1,660,533.30 × 396,781.80
  4. Step 4: Simplify right side
    1,106,827.80x = 658,869,391,733.94
  5. Step 5: Solve for x
    x = 658,869,391,733.94/1,106,827.80
  6. Step 6: Final answer
    x = 595,277.23

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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.