Home / 2,195,611.06-3,029,878.17-1,215,593.77

Finding the Fourth Proportional to 2,195,611.06, 3,029,878.17 and 1,215,593.77

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Solution

The fourth proportional to 2,195,611.06, 3,029,878.17 and 1,215,593.77 is: 1,677,483.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,611.06 : 3,029,878.17 = 1,215,593.77 : x
  2. Step 2: Convert to fraction form
    2,195,611.06/3,029,878.17 = 1,215,593.77/x
  3. Step 3: Cross multiply
    2,195,611.06x = 3,029,878.17 × 1,215,593.77
  4. Step 4: Simplify right side
    2,195,611.06x = 3,683,101,027,311.00
  5. Step 5: Solve for x
    x = 3,683,101,027,311.00/2,195,611.06
  6. Step 6: Final answer
    x = 1,677,483.36

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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.