Home / 1,109,143.50-1,530,609.30-599,845.86

Finding the Fourth Proportional to 1,109,143.50, 1,530,609.30 and 599,845.86

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Solution

The fourth proportional to 1,109,143.50, 1,530,609.30 and 599,845.86 is: 827,782.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,143.50 : 1,530,609.30 = 599,845.86 : x
  2. Step 2: Convert to fraction form
    1,109,143.50/1,530,609.30 = 599,845.86/x
  3. Step 3: Cross multiply
    1,109,143.50x = 1,530,609.30 × 599,845.86
  4. Step 4: Simplify right side
    1,109,143.50x = 918,129,651,882.50
  5. Step 5: Solve for x
    x = 918,129,651,882.50/1,109,143.50
  6. Step 6: Final answer
    x = 827,782.57

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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.