Home / 1,940,433.36-2,658,403.28-1,867,707.48

Finding the Fourth Proportional to 1,940,433.36, 2,658,403.28 and 1,867,707.48

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Solution

The fourth proportional to 1,940,433.36, 2,658,403.28 and 1,867,707.48 is: 2,558,768.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,433.36 : 2,658,403.28 = 1,867,707.48 : x
  2. Step 2: Convert to fraction form
    1,940,433.36/2,658,403.28 = 1,867,707.48/x
  3. Step 3: Cross multiply
    1,940,433.36x = 2,658,403.28 × 1,867,707.48
  4. Step 4: Simplify right side
    1,940,433.36x = 4,965,119,690,912.53
  5. Step 5: Solve for x
    x = 4,965,119,690,912.53/1,940,433.36
  6. Step 6: Final answer
    x = 2,558,768.47

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.