Home / 3,969,689.64-5,954,889.64-1,540,786

Finding the Fourth Proportional to 3,969,689.64, 5,954,889.64 and 1,540,786

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Solution

The fourth proportional to 3,969,689.64, 5,954,889.64 and 1,540,786 is: 2,311,316.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,689.64 : 5,954,889.64 = 1,540,786 : x
  2. Step 2: Convert to fraction form
    3,969,689.64/5,954,889.64 = 1,540,786/x
  3. Step 3: Cross multiply
    3,969,689.64x = 5,954,889.64 × 1,540,786
  4. Step 4: Simplify right side
    3,969,689.64x = 9,175,210,588,857.04
  5. Step 5: Solve for x
    x = 9,175,210,588,857.04/3,969,689.64
  6. Step 6: Final answer
    x = 2,311,316.86

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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.