Home / 1,134,175.15-1,565,189.90-698,427.55

Finding the Fourth Proportional to 1,134,175.15, 1,565,189.90 and 698,427.55

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Solution

The fourth proportional to 1,134,175.15, 1,565,189.90 and 698,427.55 is: 963,847.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,175.15 : 1,565,189.90 = 698,427.55 : x
  2. Step 2: Convert to fraction form
    1,134,175.15/1,565,189.90 = 698,427.55/x
  3. Step 3: Cross multiply
    1,134,175.15x = 1,565,189.90 × 698,427.55
  4. Step 4: Simplify right side
    1,134,175.15x = 1,093,171,747,141.75
  5. Step 5: Solve for x
    x = 1,093,171,747,141.75/1,134,175.15
  6. Step 6: Final answer
    x = 963,847.38

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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.