Home / 1,618,910.88-2,234,099.85-893,759.78

Finding the Fourth Proportional to 1,618,910.88, 2,234,099.85 and 893,759.78

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Solution

The fourth proportional to 1,618,910.88, 2,234,099.85 and 893,759.78 is: 1,233,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,910.88 : 2,234,099.85 = 893,759.78 : x
  2. Step 2: Convert to fraction form
    1,618,910.88/2,234,099.85 = 893,759.78/x
  3. Step 3: Cross multiply
    1,618,910.88x = 2,234,099.85 × 893,759.78
  4. Step 4: Simplify right side
    1,618,910.88x = 1,996,748,579,263.53
  5. Step 5: Solve for x
    x = 1,996,748,579,263.53/1,618,910.88
  6. Step 6: Final answer
    x = 1,233,390.05

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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.