Home / 2,882,989.44-3,973,612.74-2,638,645.92

Finding the Fourth Proportional to 2,882,989.44, 3,973,612.74 and 2,638,645.92

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Solution

The fourth proportional to 2,882,989.44, 3,973,612.74 and 2,638,645.92 is: 3,636,835.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882,989.44 : 3,973,612.74 = 2,638,645.92 : x
  2. Step 2: Convert to fraction form
    2,882,989.44/3,973,612.74 = 2,638,645.92/x
  3. Step 3: Cross multiply
    2,882,989.44x = 3,973,612.74 × 2,638,645.92
  4. Step 4: Simplify right side
    2,882,989.44x = 10,484,957,044,061.02
  5. Step 5: Solve for x
    x = 10,484,957,044,061.02/2,882,989.44
  6. Step 6: Final answer
    x = 3,636,835.05

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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.