Home / 1,591,883.28-2,196,778.32-866,722.68

Finding the Fourth Proportional to 1,591,883.28, 2,196,778.32 and 866,722.68

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Solution

The fourth proportional to 1,591,883.28, 2,196,778.32 and 866,722.68 is: 1,196,066.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,883.28 : 2,196,778.32 = 866,722.68 : x
  2. Step 2: Convert to fraction form
    1,591,883.28/2,196,778.32 = 866,722.68/x
  3. Step 3: Cross multiply
    1,591,883.28x = 2,196,778.32 × 866,722.68
  4. Step 4: Simplify right side
    1,591,883.28x = 1,903,997,592,876.30
  5. Step 5: Solve for x
    x = 1,903,997,592,876.30/1,591,883.28
  6. Step 6: Final answer
    x = 1,196,066.08

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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.