Home / 1,533,817.71-2,120,494.82-1,151,180.19

Finding the Fourth Proportional to 1,533,817.71, 2,120,494.82 and 1,151,180.19

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Solution

The fourth proportional to 1,533,817.71, 2,120,494.82 and 1,151,180.19 is: 1,591,500.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,817.71 : 2,120,494.82 = 1,151,180.19 : x
  2. Step 2: Convert to fraction form
    1,533,817.71/2,120,494.82 = 1,151,180.19/x
  3. Step 3: Cross multiply
    1,533,817.71x = 2,120,494.82 × 1,151,180.19
  4. Step 4: Simplify right side
    1,533,817.71x = 2,441,071,624,025.72
  5. Step 5: Solve for x
    x = 2,441,071,624,025.72/1,533,817.71
  6. Step 6: Final answer
    x = 1,591,500.48

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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.