Home / 1,057,342.80-1,586,212.20-347,575.44

Finding the Fourth Proportional to 1,057,342.80, 1,586,212.20 and 347,575.44

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Solution

The fourth proportional to 1,057,342.80, 1,586,212.20 and 347,575.44 is: 521,428.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,342.80 : 1,586,212.20 = 347,575.44 : x
  2. Step 2: Convert to fraction form
    1,057,342.80/1,586,212.20 = 347,575.44/x
  3. Step 3: Cross multiply
    1,057,342.80x = 1,586,212.20 × 347,575.44
  4. Step 4: Simplify right side
    1,057,342.80x = 551,328,403,348.37
  5. Step 5: Solve for x
    x = 551,328,403,348.37/1,057,342.80
  6. Step 6: Final answer
    x = 521,428.25

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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.