Home / 3,187,837.43-4,782,898.04-1,365,437.87

Finding the Fourth Proportional to 3,187,837.43, 4,782,898.04 and 1,365,437.87

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Solution

The fourth proportional to 3,187,837.43, 4,782,898.04 and 1,365,437.87 is: 2,048,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,837.43 : 4,782,898.04 = 1,365,437.87 : x
  2. Step 2: Convert to fraction form
    3,187,837.43/4,782,898.04 = 1,365,437.87/x
  3. Step 3: Cross multiply
    3,187,837.43x = 4,782,898.04 × 1,365,437.87
  4. Step 4: Simplify right side
    3,187,837.43x = 6,530,750,081,423.10
  5. Step 5: Solve for x
    x = 6,530,750,081,423.10/3,187,837.43
  6. Step 6: Final answer
    x = 2,048,645.90

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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.