Home / 3,207,819.12-4,808,714.72-1,076,408.48

Finding the Fourth Proportional to 3,207,819.12, 4,808,714.72 and 1,076,408.48

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Solution

The fourth proportional to 3,207,819.12, 4,808,714.72 and 1,076,408.48 is: 1,613,601.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,819.12 : 4,808,714.72 = 1,076,408.48 : x
  2. Step 2: Convert to fraction form
    3,207,819.12/4,808,714.72 = 1,076,408.48/x
  3. Step 3: Cross multiply
    3,207,819.12x = 4,808,714.72 × 1,076,408.48
  4. Step 4: Simplify right side
    3,207,819.12x = 5,176,141,302,508.83
  5. Step 5: Solve for x
    x = 5,176,141,302,508.83/3,207,819.12
  6. Step 6: Final answer
    x = 1,613,601.36

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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.