Home / 1,908,575.91-2,632,956.81-1,691,006.33

Finding the Fourth Proportional to 1,908,575.91, 2,632,956.81 and 1,691,006.33

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Solution

The fourth proportional to 1,908,575.91, 2,632,956.81 and 1,691,006.33 is: 2,332,810.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,575.91 : 2,632,956.81 = 1,691,006.33 : x
  2. Step 2: Convert to fraction form
    1,908,575.91/2,632,956.81 = 1,691,006.33/x
  3. Step 3: Cross multiply
    1,908,575.91x = 2,632,956.81 × 1,691,006.33
  4. Step 4: Simplify right side
    1,908,575.91x = 4,452,346,632,326.61
  5. Step 5: Solve for x
    x = 4,452,346,632,326.61/1,908,575.91
  6. Step 6: Final answer
    x = 2,332,810.87

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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.