Home / 3,066,211.44-4,231,557.57-1,689,553.47

Finding the Fourth Proportional to 3,066,211.44, 4,231,557.57 and 1,689,553.47

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Solution

The fourth proportional to 3,066,211.44, 4,231,557.57 and 1,689,553.47 is: 2,331,686.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,211.44 : 4,231,557.57 = 1,689,553.47 : x
  2. Step 2: Convert to fraction form
    3,066,211.44/4,231,557.57 = 1,689,553.47/x
  3. Step 3: Cross multiply
    3,066,211.44x = 4,231,557.57 × 1,689,553.47
  4. Step 4: Simplify right side
    3,066,211.44x = 7,149,442,775,898.27
  5. Step 5: Solve for x
    x = 7,149,442,775,898.27/3,066,211.44
  6. Step 6: Final answer
    x = 2,331,686.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.