Home / 1,224,001.29-1,836,313.38-718,989.37

Finding the Fourth Proportional to 1,224,001.29, 1,836,313.38 and 718,989.37

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Solution

The fourth proportional to 1,224,001.29, 1,836,313.38 and 718,989.37 is: 1,078,667.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,001.29 : 1,836,313.38 = 718,989.37 : x
  2. Step 2: Convert to fraction form
    1,224,001.29/1,836,313.38 = 718,989.37/x
  3. Step 3: Cross multiply
    1,224,001.29x = 1,836,313.38 × 718,989.37
  4. Step 4: Simplify right side
    1,224,001.29x = 1,320,289,796,613.82
  5. Step 5: Solve for x
    x = 1,320,289,796,613.82/1,224,001.29
  6. Step 6: Final answer
    x = 1,078,667.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.