Home / 2,777,484.32-3,832,839.38-1,553,763.51

Finding the Fourth Proportional to 2,777,484.32, 3,832,839.38 and 1,553,763.51

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Solution

The fourth proportional to 2,777,484.32, 3,832,839.38 and 1,553,763.51 is: 2,144,143.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,484.32 : 3,832,839.38 = 1,553,763.51 : x
  2. Step 2: Convert to fraction form
    2,777,484.32/3,832,839.38 = 1,553,763.51/x
  3. Step 3: Cross multiply
    2,777,484.32x = 3,832,839.38 × 1,553,763.51
  4. Step 4: Simplify right side
    2,777,484.32x = 5,955,325,960,566.21
  5. Step 5: Solve for x
    x = 5,955,325,960,566.21/2,777,484.32
  6. Step 6: Final answer
    x = 2,144,143.87

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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.