Home / 1,171,819.44-1,617,123.51-688,404.96

Finding the Fourth Proportional to 1,171,819.44, 1,617,123.51 and 688,404.96

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Solution

The fourth proportional to 1,171,819.44, 1,617,123.51 and 688,404.96 is: 950,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,819.44 : 1,617,123.51 = 688,404.96 : x
  2. Step 2: Convert to fraction form
    1,171,819.44/1,617,123.51 = 688,404.96/x
  3. Step 3: Cross multiply
    1,171,819.44x = 1,617,123.51 × 688,404.96
  4. Step 4: Simplify right side
    1,171,819.44x = 1,113,235,845,216.61
  5. Step 5: Solve for x
    x = 1,113,235,845,216.61/1,171,819.44
  6. Step 6: Final answer
    x = 950,006.30

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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.