Home / 1,741,939.21-2,404,065.63-1,053,990.69

Finding the Fourth Proportional to 1,741,939.21, 2,404,065.63 and 1,053,990.69

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Solution

The fourth proportional to 1,741,939.21, 2,404,065.63 and 1,053,990.69 is: 1,454,621.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741,939.21 : 2,404,065.63 = 1,053,990.69 : x
  2. Step 2: Convert to fraction form
    1,741,939.21/2,404,065.63 = 1,053,990.69/x
  3. Step 3: Cross multiply
    1,741,939.21x = 2,404,065.63 × 1,053,990.69
  4. Step 4: Simplify right side
    1,741,939.21x = 2,533,862,792,168.98
  5. Step 5: Solve for x
    x = 2,533,862,792,168.98/1,741,939.21
  6. Step 6: Final answer
    x = 1,454,621.82

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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.