Home / 3,156,098.18-4,356,999.32-2,070,033.98

Finding the Fourth Proportional to 3,156,098.18, 4,356,999.32 and 2,070,033.98

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Solution

The fourth proportional to 3,156,098.18, 4,356,999.32 and 2,070,033.98 is: 2,857,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,098.18 : 4,356,999.32 = 2,070,033.98 : x
  2. Step 2: Convert to fraction form
    3,156,098.18/4,356,999.32 = 2,070,033.98/x
  3. Step 3: Cross multiply
    3,156,098.18x = 4,356,999.32 × 2,070,033.98
  4. Step 4: Simplify right side
    3,156,098.18x = 9,019,136,611,101.73
  5. Step 5: Solve for x
    x = 9,019,136,611,101.73/3,156,098.18
  6. Step 6: Final answer
    x = 2,857,685.70

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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.