Home / 2,078,996.80-3,118,495.20-1,134,212.80

Finding the Fourth Proportional to 2,078,996.80, 3,118,495.20 and 1,134,212.80

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Solution

The fourth proportional to 2,078,996.80, 3,118,495.20 and 1,134,212.80 is: 1,701,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,996.80 : 3,118,495.20 = 1,134,212.80 : x
  2. Step 2: Convert to fraction form
    2,078,996.80/3,118,495.20 = 1,134,212.80/x
  3. Step 3: Cross multiply
    2,078,996.80x = 3,118,495.20 × 1,134,212.80
  4. Step 4: Simplify right side
    2,078,996.80x = 3,537,037,172,578.56
  5. Step 5: Solve for x
    x = 3,537,037,172,578.56/2,078,996.80
  6. Step 6: Final answer
    x = 1,701,319.20

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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.