Home / 1,619,781.33-2,430,122.55-708,801.48

Finding the Fourth Proportional to 1,619,781.33, 2,430,122.55 and 708,801.48

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Solution

The fourth proportional to 1,619,781.33, 2,430,122.55 and 708,801.48 is: 1,063,399.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,781.33 : 2,430,122.55 = 708,801.48 : x
  2. Step 2: Convert to fraction form
    1,619,781.33/2,430,122.55 = 708,801.48/x
  3. Step 3: Cross multiply
    1,619,781.33x = 2,430,122.55 × 708,801.48
  4. Step 4: Simplify right side
    1,619,781.33x = 1,722,474,460,021.37
  5. Step 5: Solve for x
    x = 1,722,474,460,021.37/1,619,781.33
  6. Step 6: Final answer
    x = 1,063,399.38

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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.