Home / 1,521,470.37-2,099,654.93-833,131.26

Finding the Fourth Proportional to 1,521,470.37, 2,099,654.93 and 833,131.26

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Solution

The fourth proportional to 1,521,470.37, 2,099,654.93 and 833,131.26 is: 1,149,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,470.37 : 2,099,654.93 = 833,131.26 : x
  2. Step 2: Convert to fraction form
    1,521,470.37/2,099,654.93 = 833,131.26/x
  3. Step 3: Cross multiply
    1,521,470.37x = 2,099,654.93 × 833,131.26
  4. Step 4: Simplify right side
    1,521,470.37x = 1,749,288,153,230.46
  5. Step 5: Solve for x
    x = 1,749,288,153,230.46/1,521,470.37
  6. Step 6: Final answer
    x = 1,149,735.27

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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.