Home / 3,110,843.90-4,666,265.85-866,981.90

Finding the Fourth Proportional to 3,110,843.90, 4,666,265.85 and 866,981.90

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Solution

The fourth proportional to 3,110,843.90, 4,666,265.85 and 866,981.90 is: 1,300,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,843.90 : 4,666,265.85 = 866,981.90 : x
  2. Step 2: Convert to fraction form
    3,110,843.90/4,666,265.85 = 866,981.90/x
  3. Step 3: Cross multiply
    3,110,843.90x = 4,666,265.85 × 866,981.90
  4. Step 4: Simplify right side
    3,110,843.90x = 4,045,568,032,538.12
  5. Step 5: Solve for x
    x = 4,045,568,032,538.12/3,110,843.90
  6. Step 6: Final answer
    x = 1,300,472.85

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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.