Home / 1,321,528.69-1,823,563.33-732,813.32

Finding the Fourth Proportional to 1,321,528.69, 1,823,563.33 and 732,813.32

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Solution

The fourth proportional to 1,321,528.69, 1,823,563.33 and 732,813.32 is: 1,011,201.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,528.69 : 1,823,563.33 = 732,813.32 : x
  2. Step 2: Convert to fraction form
    1,321,528.69/1,823,563.33 = 732,813.32/x
  3. Step 3: Cross multiply
    1,321,528.69x = 1,823,563.33 × 732,813.32
  4. Step 4: Simplify right side
    1,321,528.69x = 1,336,331,494,423.49
  5. Step 5: Solve for x
    x = 1,336,331,494,423.49/1,321,528.69
  6. Step 6: Final answer
    x = 1,011,201.28

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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.