Home / 1,265,059.98-1,896,372.09-465,905.61

Finding the Fourth Proportional to 1,265,059.98, 1,896,372.09 and 465,905.61

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Solution

The fourth proportional to 1,265,059.98, 1,896,372.09 and 465,905.61 is: 698,409.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,059.98 : 1,896,372.09 = 465,905.61 : x
  2. Step 2: Convert to fraction form
    1,265,059.98/1,896,372.09 = 465,905.61/x
  3. Step 3: Cross multiply
    1,265,059.98x = 1,896,372.09 × 465,905.61
  4. Step 4: Simplify right side
    1,265,059.98x = 883,530,395,378.43
  5. Step 5: Solve for x
    x = 883,530,395,378.43/1,265,059.98
  6. Step 6: Final answer
    x = 698,409.89

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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.