Home / 2,663,591.22-3,995,423.64-866,484.09

Finding the Fourth Proportional to 2,663,591.22, 3,995,423.64 and 866,484.09

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Solution

The fourth proportional to 2,663,591.22, 3,995,423.64 and 866,484.09 is: 1,299,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663,591.22 : 3,995,423.64 = 866,484.09 : x
  2. Step 2: Convert to fraction form
    2,663,591.22/3,995,423.64 = 866,484.09/x
  3. Step 3: Cross multiply
    2,663,591.22x = 3,995,423.64 × 866,484.09
  4. Step 4: Simplify right side
    2,663,591.22x = 3,461,971,016,869.89
  5. Step 5: Solve for x
    x = 3,461,971,016,869.89/2,663,591.22
  6. Step 6: Final answer
    x = 1,299,738.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.