Home / 2,110,783.42-2,912,879.73-1,143,913.71

Finding the Fourth Proportional to 2,110,783.42, 2,912,879.73 and 1,143,913.71

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Solution

The fourth proportional to 2,110,783.42, 2,912,879.73 and 1,143,913.71 is: 1,578,600.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,783.42 : 2,912,879.73 = 1,143,913.71 : x
  2. Step 2: Convert to fraction form
    2,110,783.42/2,912,879.73 = 1,143,913.71/x
  3. Step 3: Cross multiply
    2,110,783.42x = 2,912,879.73 × 1,143,913.71
  4. Step 4: Simplify right side
    2,110,783.42x = 3,332,083,058,728.10
  5. Step 5: Solve for x
    x = 3,332,083,058,728.10/2,110,783.42
  6. Step 6: Final answer
    x = 1,578,600.17

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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.