Home / 1,229,940.02-1,844,119.75-510,777.79

Finding the Fourth Proportional to 1,229,940.02, 1,844,119.75 and 510,777.79

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Solution

The fourth proportional to 1,229,940.02, 1,844,119.75 and 510,777.79 is: 765,838.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,940.02 : 1,844,119.75 = 510,777.79 : x
  2. Step 2: Convert to fraction form
    1,229,940.02/1,844,119.75 = 510,777.79/x
  3. Step 3: Cross multiply
    1,229,940.02x = 1,844,119.75 × 510,777.79
  4. Step 4: Simplify right side
    1,229,940.02x = 941,935,404,513.11
  5. Step 5: Solve for x
    x = 941,935,404,513.11/1,229,940.02
  6. Step 6: Final answer
    x = 765,838.49

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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.