Home / 1,305,470.09-1,800,955.39-846,700.27

Finding the Fourth Proportional to 1,305,470.09, 1,800,955.39 and 846,700.27

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Solution

The fourth proportional to 1,305,470.09, 1,800,955.39 and 846,700.27 is: 1,168,061.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,470.09 : 1,800,955.39 = 846,700.27 : x
  2. Step 2: Convert to fraction form
    1,305,470.09/1,800,955.39 = 846,700.27/x
  3. Step 3: Cross multiply
    1,305,470.09x = 1,800,955.39 × 846,700.27
  4. Step 4: Simplify right side
    1,305,470.09x = 1,524,869,408,351.82
  5. Step 5: Solve for x
    x = 1,524,869,408,351.82/1,305,470.09
  6. Step 6: Final answer
    x = 1,168,061.54

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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.