Home / 1,166,461.50-1,609,716.87-629,917.50

Finding the Fourth Proportional to 1,166,461.50, 1,609,716.87 and 629,917.50

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Solution

The fourth proportional to 1,166,461.50, 1,609,716.87 and 629,917.50 is: 869,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,461.50 : 1,609,716.87 = 629,917.50 : x
  2. Step 2: Convert to fraction form
    1,166,461.50/1,609,716.87 = 629,917.50/x
  3. Step 3: Cross multiply
    1,166,461.50x = 1,609,716.87 × 629,917.50
  4. Step 4: Simplify right side
    1,166,461.50x = 1,013,988,826,458.23
  5. Step 5: Solve for x
    x = 1,013,988,826,458.23/1,166,461.50
  6. Step 6: Final answer
    x = 869,286.15

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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.