Home / 1,591,176.87-2,195,870.64-866,071.56

Finding the Fourth Proportional to 1,591,176.87, 2,195,870.64 and 866,071.56

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Solution

The fourth proportional to 1,591,176.87, 2,195,870.64 and 866,071.56 is: 1,195,204.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,176.87 : 2,195,870.64 = 866,071.56 : x
  2. Step 2: Convert to fraction form
    1,591,176.87/2,195,870.64 = 866,071.56/x
  3. Step 3: Cross multiply
    1,591,176.87x = 2,195,870.64 × 866,071.56
  4. Step 4: Simplify right side
    1,591,176.87x = 1,901,781,110,743.00
  5. Step 5: Solve for x
    x = 1,901,781,110,743.00/1,591,176.87
  6. Step 6: Final answer
    x = 1,195,204.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.