Home / 1,202,148.54-1,655,619.75-929,210.94

Finding the Fourth Proportional to 1,202,148.54, 1,655,619.75 and 929,210.94

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Solution

The fourth proportional to 1,202,148.54, 1,655,619.75 and 929,210.94 is: 1,279,725.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,148.54 : 1,655,619.75 = 929,210.94 : x
  2. Step 2: Convert to fraction form
    1,202,148.54/1,655,619.75 = 929,210.94/x
  3. Step 3: Cross multiply
    1,202,148.54x = 1,655,619.75 × 929,210.94
  4. Step 4: Simplify right side
    1,202,148.54x = 1,538,419,984,180.07
  5. Step 5: Solve for x
    x = 1,538,419,984,180.07/1,202,148.54
  6. Step 6: Final answer
    x = 1,279,725.37

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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.