Home / 1,145,056.44-1,580,147.82-635,745.72

Finding the Fourth Proportional to 1,145,056.44, 1,580,147.82 and 635,745.72

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Solution

The fourth proportional to 1,145,056.44, 1,580,147.82 and 635,745.72 is: 877,312.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,056.44 : 1,580,147.82 = 635,745.72 : x
  2. Step 2: Convert to fraction form
    1,145,056.44/1,580,147.82 = 635,745.72/x
  3. Step 3: Cross multiply
    1,145,056.44x = 1,580,147.82 × 635,745.72
  4. Step 4: Simplify right side
    1,145,056.44x = 1,004,572,213,532.33
  5. Step 5: Solve for x
    x = 1,004,572,213,532.33/1,145,056.44
  6. Step 6: Final answer
    x = 877,312.40

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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.