Home / 1,908,574.91-2,632,955.43-1,691,005.33

Finding the Fourth Proportional to 1,908,574.91, 2,632,955.43 and 1,691,005.33

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Solution

The fourth proportional to 1,908,574.91, 2,632,955.43 and 1,691,005.33 is: 2,332,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,574.91 : 2,632,955.43 = 1,691,005.33 : x
  2. Step 2: Convert to fraction form
    1,908,574.91/2,632,955.43 = 1,691,005.33/x
  3. Step 3: Cross multiply
    1,908,574.91x = 2,632,955.43 × 1,691,005.33
  4. Step 4: Simplify right side
    1,908,574.91x = 4,452,341,665,782.44
  5. Step 5: Solve for x
    x = 4,452,341,665,782.44/1,908,574.91
  6. Step 6: Final answer
    x = 2,332,809.49

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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.