Home / 1,107,164.16-1,527,999.40-677,728.08

Finding the Fourth Proportional to 1,107,164.16, 1,527,999.40 and 677,728.08

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Solution

The fourth proportional to 1,107,164.16, 1,527,999.40 and 677,728.08 is: 935,333.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,164.16 : 1,527,999.40 = 677,728.08 : x
  2. Step 2: Convert to fraction form
    1,107,164.16/1,527,999.40 = 677,728.08/x
  3. Step 3: Cross multiply
    1,107,164.16x = 1,527,999.40 × 677,728.08
  4. Step 4: Simplify right side
    1,107,164.16x = 1,035,568,099,603.15
  5. Step 5: Solve for x
    x = 1,035,568,099,603.15/1,107,164.16
  6. Step 6: Final answer
    x = 935,333.83

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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.