Home / 1,321,528.94-1,823,563.67-732,813.57

Finding the Fourth Proportional to 1,321,528.94, 1,823,563.67 and 732,813.57

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Solution

The fourth proportional to 1,321,528.94, 1,823,563.67 and 732,813.57 is: 1,011,201.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,528.94 : 1,823,563.67 = 732,813.57 : x
  2. Step 2: Convert to fraction form
    1,321,528.94/1,823,563.67 = 732,813.57/x
  3. Step 3: Cross multiply
    1,321,528.94x = 1,823,563.67 × 732,813.57
  4. Step 4: Simplify right side
    1,321,528.94x = 1,336,332,199,470.93
  5. Step 5: Solve for x
    x = 1,336,332,199,470.93/1,321,528.94
  6. Step 6: Final answer
    x = 1,011,201.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.