Home / 5,378,559.46-8,067,822.44-1,685,864.50

Finding the Fourth Proportional to 5,378,559.46, 8,067,822.44 and 1,685,864.50

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Solution

The fourth proportional to 5,378,559.46, 8,067,822.44 and 1,685,864.50 is: 2,528,791.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378,559.46 : 8,067,822.44 = 1,685,864.50 : x
  2. Step 2: Convert to fraction form
    5,378,559.46/8,067,822.44 = 1,685,864.50/x
  3. Step 3: Cross multiply
    5,378,559.46x = 8,067,822.44 × 1,685,864.50
  4. Step 4: Simplify right side
    5,378,559.46x = 13,601,255,443,899.38
  5. Step 5: Solve for x
    x = 13,601,255,443,899.38/5,378,559.46
  6. Step 6: Final answer
    x = 2,528,791.50

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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.