Home / 1,980,010.83-2,964,992.43-1,659,319.39

Finding the Fourth Proportional to 1,980,010.83, 2,964,992.43 and 1,659,319.39

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Solution

The fourth proportional to 1,980,010.83, 2,964,992.43 and 1,659,319.39 is: 2,484,768.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,010.83 : 2,964,992.43 = 1,659,319.39 : x
  2. Step 2: Convert to fraction form
    1,980,010.83/2,964,992.43 = 1,659,319.39/x
  3. Step 3: Cross multiply
    1,980,010.83x = 2,964,992.43 × 1,659,319.39
  4. Step 4: Simplify right side
    1,980,010.83x = 4,919,869,430,897.23
  5. Step 5: Solve for x
    x = 4,919,869,430,897.23/1,980,010.83
  6. Step 6: Final answer
    x = 2,484,768.95

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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.