Home / 3,165,817.50-4,367,175.48-1,942,395.93

Finding the Fourth Proportional to 3,165,817.50, 4,367,175.48 and 1,942,395.93

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Solution

The fourth proportional to 3,165,817.50, 4,367,175.48 and 1,942,395.93 is: 2,679,492.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,817.50 : 4,367,175.48 = 1,942,395.93 : x
  2. Step 2: Convert to fraction form
    3,165,817.50/4,367,175.48 = 1,942,395.93/x
  3. Step 3: Cross multiply
    3,165,817.50x = 4,367,175.48 × 1,942,395.93
  4. Step 4: Simplify right side
    3,165,817.50x = 8,482,783,877,947.80
  5. Step 5: Solve for x
    x = 8,482,783,877,947.80/3,165,817.50
  6. Step 6: Final answer
    x = 2,679,492.38

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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.