Home / 1,135,006.07-1,566,029.90-747,778.55

Finding the Fourth Proportional to 1,135,006.07, 1,566,029.90 and 747,778.55

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Solution

The fourth proportional to 1,135,006.07, 1,566,029.90 and 747,778.55 is: 1,031,750.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,006.07 : 1,566,029.90 = 747,778.55 : x
  2. Step 2: Convert to fraction form
    1,135,006.07/1,566,029.90 = 747,778.55/x
  3. Step 3: Cross multiply
    1,135,006.07x = 1,566,029.90 × 747,778.55
  4. Step 4: Simplify right side
    1,135,006.07x = 1,171,043,560,048.50
  5. Step 5: Solve for x
    x = 1,171,043,560,048.50/1,135,006.07
  6. Step 6: Final answer
    x = 1,031,750.93

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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.