Home / 2,103,446.60-3,155,169.90-755,606.60

Finding the Fourth Proportional to 2,103,446.60, 3,155,169.90 and 755,606.60

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Solution

The fourth proportional to 2,103,446.60, 3,155,169.90 and 755,606.60 is: 1,133,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,446.60 : 3,155,169.90 = 755,606.60 : x
  2. Step 2: Convert to fraction form
    2,103,446.60/3,155,169.90 = 755,606.60/x
  3. Step 3: Cross multiply
    2,103,446.60x = 3,155,169.90 × 755,606.60
  4. Step 4: Simplify right side
    2,103,446.60x = 2,384,067,200,561.34
  5. Step 5: Solve for x
    x = 2,384,067,200,561.34/2,103,446.60
  6. Step 6: Final answer
    x = 1,133,409.90

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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.