Home / 1,324,572.72-1,828,066-743,891.28

Finding the Fourth Proportional to 1,324,572.72, 1,828,066 and 743,891.28

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Solution

The fourth proportional to 1,324,572.72, 1,828,066 and 743,891.28 is: 1,026,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,572.72 : 1,828,066 = 743,891.28 : x
  2. Step 2: Convert to fraction form
    1,324,572.72/1,828,066 = 743,891.28/x
  3. Step 3: Cross multiply
    1,324,572.72x = 1,828,066 × 743,891.28
  4. Step 4: Simplify right side
    1,324,572.72x = 1,359,882,356,664.48
  5. Step 5: Solve for x
    x = 1,359,882,356,664.48/1,324,572.72
  6. Step 6: Final answer
    x = 1,026,657.38

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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.