Home / 1,720,380.62-2,374,134.48-946,061.39

Finding the Fourth Proportional to 1,720,380.62, 2,374,134.48 and 946,061.39

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Solution

The fourth proportional to 1,720,380.62, 2,374,134.48 and 946,061.39 is: 1,305,569.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,380.62 : 2,374,134.48 = 946,061.39 : x
  2. Step 2: Convert to fraction form
    1,720,380.62/2,374,134.48 = 946,061.39/x
  3. Step 3: Cross multiply
    1,720,380.62x = 2,374,134.48 × 946,061.39
  4. Step 4: Simplify right side
    1,720,380.62x = 2,246,076,954,325.05
  5. Step 5: Solve for x
    x = 2,246,076,954,325.05/1,720,380.62
  6. Step 6: Final answer
    x = 1,305,569.79

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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.