Home / 2,685,374.03-4,028,021.60-663,617.89

Finding the Fourth Proportional to 2,685,374.03, 4,028,021.60 and 663,617.89

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Solution

The fourth proportional to 2,685,374.03, 4,028,021.60 and 663,617.89 is: 995,417.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,374.03 : 4,028,021.60 = 663,617.89 : x
  2. Step 2: Convert to fraction form
    2,685,374.03/4,028,021.60 = 663,617.89/x
  3. Step 3: Cross multiply
    2,685,374.03x = 4,028,021.60 × 663,617.89
  4. Step 4: Simplify right side
    2,685,374.03x = 2,673,067,188,254.16
  5. Step 5: Solve for x
    x = 2,673,067,188,254.16/2,685,374.03
  6. Step 6: Final answer
    x = 995,417.09

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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.