Home / 1,125,999.50-1,553,890.26-673,290.50

Finding the Fourth Proportional to 1,125,999.50, 1,553,890.26 and 673,290.50

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Solution

The fourth proportional to 1,125,999.50, 1,553,890.26 and 673,290.50 is: 929,147.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,999.50 : 1,553,890.26 = 673,290.50 : x
  2. Step 2: Convert to fraction form
    1,125,999.50/1,553,890.26 = 673,290.50/x
  3. Step 3: Cross multiply
    1,125,999.50x = 1,553,890.26 × 673,290.50
  4. Step 4: Simplify right side
    1,125,999.50x = 1,046,219,550,100.53
  5. Step 5: Solve for x
    x = 1,046,219,550,100.53/1,125,999.50
  6. Step 6: Final answer
    x = 929,147.44

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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.