Home / 5,386,575.20-8,081,029.20-1,600,440.80

Finding the Fourth Proportional to 5,386,575.20, 8,081,029.20 and 1,600,440.80

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Solution

The fourth proportional to 5,386,575.20, 8,081,029.20 and 1,600,440.80 is: 2,401,007.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,575.20 : 8,081,029.20 = 1,600,440.80 : x
  2. Step 2: Convert to fraction form
    5,386,575.20/8,081,029.20 = 1,600,440.80/x
  3. Step 3: Cross multiply
    5,386,575.20x = 8,081,029.20 × 1,600,440.80
  4. Step 4: Simplify right side
    5,386,575.20x = 12,933,208,837,671.36
  5. Step 5: Solve for x
    x = 12,933,208,837,671.36/5,386,575.20
  6. Step 6: Final answer
    x = 2,401,007.76

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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.