Home / 2,092,389.69-2,887,338.36-1,174,441.49

Finding the Fourth Proportional to 2,092,389.69, 2,887,338.36 and 1,174,441.49

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Solution

The fourth proportional to 2,092,389.69, 2,887,338.36 and 1,174,441.49 is: 1,620,639.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092,389.69 : 2,887,338.36 = 1,174,441.49 : x
  2. Step 2: Convert to fraction form
    2,092,389.69/2,887,338.36 = 1,174,441.49/x
  3. Step 3: Cross multiply
    2,092,389.69x = 2,887,338.36 × 1,174,441.49
  4. Step 4: Simplify right side
    2,092,389.69x = 3,391,009,951,215.87
  5. Step 5: Solve for x
    x = 3,391,009,951,215.87/2,092,389.69
  6. Step 6: Final answer
    x = 1,620,639.77

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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.