Home / 1,908,611.11-2,633,888.78-1,092,827.71

Finding the Fourth Proportional to 1,908,611.11, 2,633,888.78 and 1,092,827.71

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Solution

The fourth proportional to 1,908,611.11, 2,633,888.78 and 1,092,827.71 is: 1,508,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,611.11 : 2,633,888.78 = 1,092,827.71 : x
  2. Step 2: Convert to fraction form
    1,908,611.11/2,633,888.78 = 1,092,827.71/x
  3. Step 3: Cross multiply
    1,908,611.11x = 2,633,888.78 × 1,092,827.71
  4. Step 4: Simplify right side
    1,908,611.11x = 2,878,386,643,842.09
  5. Step 5: Solve for x
    x = 2,878,386,643,842.09/1,908,611.11
  6. Step 6: Final answer
    x = 1,508,105.36

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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.