Home / 1,446,509.16-1,996,229.76-801,989.28

Finding the Fourth Proportional to 1,446,509.16, 1,996,229.76 and 801,989.28

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Solution

The fourth proportional to 1,446,509.16, 1,996,229.76 and 801,989.28 is: 1,106,771.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,509.16 : 1,996,229.76 = 801,989.28 : x
  2. Step 2: Convert to fraction form
    1,446,509.16/1,996,229.76 = 801,989.28/x
  3. Step 3: Cross multiply
    1,446,509.16x = 1,996,229.76 × 801,989.28
  4. Step 4: Simplify right side
    1,446,509.16x = 1,600,954,867,936.97
  5. Step 5: Solve for x
    x = 1,600,954,867,936.97/1,446,509.16
  6. Step 6: Final answer
    x = 1,106,771.33

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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.