Home / 2,143,311.60-2,960,224.82-1,411,537.08

Finding the Fourth Proportional to 2,143,311.60, 2,960,224.82 and 1,411,537.08

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Solution

The fourth proportional to 2,143,311.60, 2,960,224.82 and 1,411,537.08 is: 1,949,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,311.60 : 2,960,224.82 = 1,411,537.08 : x
  2. Step 2: Convert to fraction form
    2,143,311.60/2,960,224.82 = 1,411,537.08/x
  3. Step 3: Cross multiply
    2,143,311.60x = 2,960,224.82 × 1,411,537.08
  4. Step 4: Simplify right side
    2,143,311.60x = 4,178,467,091,508.64
  5. Step 5: Solve for x
    x = 4,178,467,091,508.64/2,143,311.60
  6. Step 6: Final answer
    x = 1,949,537.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.