Home / 1,889,205.70-2,834,211.11-609,885.88

Finding the Fourth Proportional to 1,889,205.70, 2,834,211.11 and 609,885.88

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Solution

The fourth proportional to 1,889,205.70, 2,834,211.11 and 609,885.88 is: 914,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,205.70 : 2,834,211.11 = 609,885.88 : x
  2. Step 2: Convert to fraction form
    1,889,205.70/2,834,211.11 = 609,885.88/x
  3. Step 3: Cross multiply
    1,889,205.70x = 2,834,211.11 × 609,885.88
  4. Step 4: Simplify right side
    1,889,205.70x = 1,728,545,333,878.70
  5. Step 5: Solve for x
    x = 1,728,545,333,878.70/1,889,205.70
  6. Step 6: Final answer
    x = 914,958.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.