Home / 1,474,612.16-2,212,076.16-409,657.28

Finding the Fourth Proportional to 1,474,612.16, 2,212,076.16 and 409,657.28

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Solution

The fourth proportional to 1,474,612.16, 2,212,076.16 and 409,657.28 is: 614,529.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,612.16 : 2,212,076.16 = 409,657.28 : x
  2. Step 2: Convert to fraction form
    1,474,612.16/2,212,076.16 = 409,657.28/x
  3. Step 3: Cross multiply
    1,474,612.16x = 2,212,076.16 × 409,657.28
  4. Step 4: Simplify right side
    1,474,612.16x = 906,193,102,858.45
  5. Step 5: Solve for x
    x = 906,193,102,858.45/1,474,612.16
  6. Step 6: Final answer
    x = 614,529.79

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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.