Home / 2,777,290.32-3,832,479.84-1,553,383.80

Finding the Fourth Proportional to 2,777,290.32, 3,832,479.84 and 1,553,383.80

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Solution

The fourth proportional to 2,777,290.32, 3,832,479.84 and 1,553,383.80 is: 2,143,568.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,290.32 : 3,832,479.84 = 1,553,383.80 : x
  2. Step 2: Convert to fraction form
    2,777,290.32/3,832,479.84 = 1,553,383.80/x
  3. Step 3: Cross multiply
    2,777,290.32x = 3,832,479.84 × 1,553,383.80
  4. Step 4: Simplify right side
    2,777,290.32x = 5,953,312,097,282.59
  5. Step 5: Solve for x
    x = 5,953,312,097,282.59/2,777,290.32
  6. Step 6: Final answer
    x = 2,143,568.52

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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.