Home / 1,132,195.14-1,698,237.21-422,167.65

Finding the Fourth Proportional to 1,132,195.14, 1,698,237.21 and 422,167.65

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Solution

The fourth proportional to 1,132,195.14, 1,698,237.21 and 422,167.65 is: 633,230.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,195.14 : 1,698,237.21 = 422,167.65 : x
  2. Step 2: Convert to fraction form
    1,132,195.14/1,698,237.21 = 422,167.65/x
  3. Step 3: Cross multiply
    1,132,195.14x = 1,698,237.21 × 422,167.65
  4. Step 4: Simplify right side
    1,132,195.14x = 716,940,812,088.26
  5. Step 5: Solve for x
    x = 716,940,812,088.26/1,132,195.14
  6. Step 6: Final answer
    x = 633,230.78

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Double scale
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1.5x scale

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.