Home / 1,591,310.98-2,196,055.83-866,206

Finding the Fourth Proportional to 1,591,310.98, 2,196,055.83 and 866,206

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Solution

The fourth proportional to 1,591,310.98, 2,196,055.83 and 866,206 is: 1,195,389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,310.98 : 2,196,055.83 = 866,206 : x
  2. Step 2: Convert to fraction form
    1,591,310.98/2,196,055.83 = 866,206/x
  3. Step 3: Cross multiply
    1,591,310.98x = 2,196,055.83 × 866,206
  4. Step 4: Simplify right side
    1,591,310.98x = 1,902,236,736,280.98
  5. Step 5: Solve for x
    x = 1,902,236,736,280.98/1,591,310.98
  6. Step 6: Final answer
    x = 1,195,389.69

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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.