Home / 1,101,027.15-1,655,969.40-985,881.60

Finding the Fourth Proportional to 1,101,027.15, 1,655,969.40 and 985,881.60

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Solution

The fourth proportional to 1,101,027.15, 1,655,969.40 and 985,881.60 is: 1,482,787.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,027.15 : 1,655,969.40 = 985,881.60 : x
  2. Step 2: Convert to fraction form
    1,101,027.15/1,655,969.40 = 985,881.60/x
  3. Step 3: Cross multiply
    1,101,027.15x = 1,655,969.40 × 985,881.60
  4. Step 4: Simplify right side
    1,101,027.15x = 1,632,589,761,623.04
  5. Step 5: Solve for x
    x = 1,632,589,761,623.04/1,101,027.15
  6. Step 6: Final answer
    x = 1,482,787.92

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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.