Home / 952,863.93-1,422,441.81-816,459.21

Finding the Fourth Proportional to 952,863.93, 1,422,441.81 and 816,459.21

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Solution

The fourth proportional to 952,863.93, 1,422,441.81 and 816,459.21 is: 1,218,815.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,863.93 : 1,422,441.81 = 816,459.21 : x
  2. Step 2: Convert to fraction form
    952,863.93/1,422,441.81 = 816,459.21/x
  3. Step 3: Cross multiply
    952,863.93x = 1,422,441.81 × 816,459.21
  4. Step 4: Simplify right side
    952,863.93x = 1,161,365,716,463.57
  5. Step 5: Solve for x
    x = 1,161,365,716,463.57/952,863.93
  6. Step 6: Final answer
    x = 1,218,815.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.