Home / 2,777,284.32-3,832,471.56-1,553,377.80

Finding the Fourth Proportional to 2,777,284.32, 3,832,471.56 and 1,553,377.80

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Solution

The fourth proportional to 2,777,284.32, 3,832,471.56 and 1,553,377.80 is: 2,143,560.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,284.32 : 3,832,471.56 = 1,553,377.80 : x
  2. Step 2: Convert to fraction form
    2,777,284.32/3,832,471.56 = 1,553,377.80/x
  3. Step 3: Cross multiply
    2,777,284.32x = 3,832,471.56 × 1,553,377.80
  4. Step 4: Simplify right side
    2,777,284.32x = 5,953,276,240,435.37
  5. Step 5: Solve for x
    x = 5,953,276,240,435.37/2,777,284.32
  6. Step 6: Final answer
    x = 2,143,560.24

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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.