Home / 3,143,612.32-4,717,248.27-1,321,845.58

Finding the Fourth Proportional to 3,143,612.32, 4,717,248.27 and 1,321,845.58

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Solution

The fourth proportional to 3,143,612.32, 4,717,248.27 and 1,321,845.58 is: 1,983,537.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,612.32 : 4,717,248.27 = 1,321,845.58 : x
  2. Step 2: Convert to fraction form
    3,143,612.32/4,717,248.27 = 1,321,845.58/x
  3. Step 3: Cross multiply
    3,143,612.32x = 4,717,248.27 × 1,321,845.58
  4. Step 4: Simplify right side
    3,143,612.32x = 6,235,473,775,462.15
  5. Step 5: Solve for x
    x = 6,235,473,775,462.15/3,143,612.32
  6. Step 6: Final answer
    x = 1,983,537.77

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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.