Home / 2,828,157.64-3,902,939.67-1,539,081.16

Finding the Fourth Proportional to 2,828,157.64, 3,902,939.67 and 1,539,081.16

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Solution

The fourth proportional to 2,828,157.64, 3,902,939.67 and 1,539,081.16 is: 2,123,976.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,157.64 : 3,902,939.67 = 1,539,081.16 : x
  2. Step 2: Convert to fraction form
    2,828,157.64/3,902,939.67 = 1,539,081.16/x
  3. Step 3: Cross multiply
    2,828,157.64x = 3,902,939.67 × 1,539,081.16
  4. Step 4: Simplify right side
    2,828,157.64x = 6,006,940,914,713.62
  5. Step 5: Solve for x
    x = 6,006,940,914,713.62/2,828,157.64
  6. Step 6: Final answer
    x = 2,123,976.69

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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.