Home / 5,349,981.20-8,025,580.52-1,939,873.92

Finding the Fourth Proportional to 5,349,981.20, 8,025,580.52 and 1,939,873.92

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Solution

The fourth proportional to 5,349,981.20, 8,025,580.52 and 1,939,873.92 is: 2,910,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349,981.20 : 8,025,580.52 = 1,939,873.92 : x
  2. Step 2: Convert to fraction form
    5,349,981.20/8,025,580.52 = 1,939,873.92/x
  3. Step 3: Cross multiply
    5,349,981.20x = 8,025,580.52 × 1,939,873.92
  4. Step 4: Simplify right side
    5,349,981.20x = 15,568,614,343,608.04
  5. Step 5: Solve for x
    x = 15,568,614,343,608.04/5,349,981.20
  6. Step 6: Final answer
    x = 2,910,031.60

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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.