Home / 1,921,081.41-2,651,094.90-1,061,641.89

Finding the Fourth Proportional to 1,921,081.41, 2,651,094.90 and 1,061,641.89

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Solution

The fourth proportional to 1,921,081.41, 2,651,094.90 and 1,061,641.89 is: 1,465,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,081.41 : 2,651,094.90 = 1,061,641.89 : x
  2. Step 2: Convert to fraction form
    1,921,081.41/2,651,094.90 = 1,061,641.89/x
  3. Step 3: Cross multiply
    1,921,081.41x = 2,651,094.90 × 1,061,641.89
  4. Step 4: Simplify right side
    1,921,081.41x = 2,814,513,400,205.36
  5. Step 5: Solve for x
    x = 2,814,513,400,205.36/1,921,081.41
  6. Step 6: Final answer
    x = 1,465,067.22

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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.