Home / 2,143,012.60-3,208,298.10-2,080,804.60

Finding the Fourth Proportional to 2,143,012.60, 3,208,298.10 and 2,080,804.60

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Solution

The fourth proportional to 2,143,012.60, 3,208,298.10 and 2,080,804.60 is: 3,115,166.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,012.60 : 3,208,298.10 = 2,080,804.60 : x
  2. Step 2: Convert to fraction form
    2,143,012.60/3,208,298.10 = 2,080,804.60/x
  3. Step 3: Cross multiply
    2,143,012.60x = 3,208,298.10 × 2,080,804.60
  4. Step 4: Simplify right side
    2,143,012.60x = 6,675,841,444,651.26
  5. Step 5: Solve for x
    x = 6,675,841,444,651.26/2,143,012.60
  6. Step 6: Final answer
    x = 3,115,166.68

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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.