Home / 3,207,142.82-4,811,714.80-1,077,319.32

Finding the Fourth Proportional to 3,207,142.82, 4,811,714.80 and 1,077,319.32

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Solution

The fourth proportional to 3,207,142.82, 4,811,714.80 and 1,077,319.32 is: 1,616,315.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,142.82 : 4,811,714.80 = 1,077,319.32 : x
  2. Step 2: Convert to fraction form
    3,207,142.82/4,811,714.80 = 1,077,319.32/x
  3. Step 3: Cross multiply
    3,207,142.82x = 4,811,714.80 × 1,077,319.32
  4. Step 4: Simplify right side
    3,207,142.82x = 5,183,753,316,369.94
  5. Step 5: Solve for x
    x = 5,183,753,316,369.94/3,207,142.82
  6. Step 6: Final answer
    x = 1,616,315.08

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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.