Home / 1,166,480.50-1,609,743.10-629,936.50

Finding the Fourth Proportional to 1,166,480.50, 1,609,743.10 and 629,936.50

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Solution

The fourth proportional to 1,166,480.50, 1,609,743.10 and 629,936.50 is: 869,312.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,480.50 : 1,609,743.10 = 629,936.50 : x
  2. Step 2: Convert to fraction form
    1,166,480.50/1,609,743.10 = 629,936.50/x
  3. Step 3: Cross multiply
    1,166,480.50x = 1,609,743.10 × 629,936.50
  4. Step 4: Simplify right side
    1,166,480.50x = 1,014,035,934,313.15
  5. Step 5: Solve for x
    x = 1,014,035,934,313.15/1,166,480.50
  6. Step 6: Final answer
    x = 869,312.38

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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.