Home / 3,136,388.10-4,704,633.74-861,898.29

Finding the Fourth Proportional to 3,136,388.10, 4,704,633.74 and 861,898.29

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Solution

The fourth proportional to 3,136,388.10, 4,704,633.74 and 861,898.29 is: 1,292,861.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,388.10 : 4,704,633.74 = 861,898.29 : x
  2. Step 2: Convert to fraction form
    3,136,388.10/4,704,633.74 = 861,898.29/x
  3. Step 3: Cross multiply
    3,136,388.10x = 4,704,633.74 × 861,898.29
  4. Step 4: Simplify right side
    3,136,388.10x = 4,054,915,775,582.31
  5. Step 5: Solve for x
    x = 4,054,915,775,582.31/3,136,388.10
  6. Step 6: Final answer
    x = 1,292,861.61

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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.