Home / 2,079,186.44-2,869,301.22-1,219,761.32

Finding the Fourth Proportional to 2,079,186.44, 2,869,301.22 and 1,219,761.32

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Solution

The fourth proportional to 2,079,186.44, 2,869,301.22 and 1,219,761.32 is: 1,683,284.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,186.44 : 2,869,301.22 = 1,219,761.32 : x
  2. Step 2: Convert to fraction form
    2,079,186.44/2,869,301.22 = 1,219,761.32/x
  3. Step 3: Cross multiply
    2,079,186.44x = 2,869,301.22 × 1,219,761.32
  4. Step 4: Simplify right side
    2,079,186.44x = 3,499,862,643,584.81
  5. Step 5: Solve for x
    x = 3,499,862,643,584.81/2,079,186.44
  6. Step 6: Final answer
    x = 1,683,284.66

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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.