Home / 1,101,422.33-1,519,989.02-618,023.24

Finding the Fourth Proportional to 1,101,422.33, 1,519,989.02 and 618,023.24

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Solution

The fourth proportional to 1,101,422.33, 1,519,989.02 and 618,023.24 is: 852,886.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,422.33 : 1,519,989.02 = 618,023.24 : x
  2. Step 2: Convert to fraction form
    1,101,422.33/1,519,989.02 = 618,023.24/x
  3. Step 3: Cross multiply
    1,101,422.33x = 1,519,989.02 × 618,023.24
  4. Step 4: Simplify right side
    1,101,422.33x = 939,388,538,904.83
  5. Step 5: Solve for x
    x = 939,388,538,904.83/1,101,422.33
  6. Step 6: Final answer
    x = 852,886.77

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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.