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Finding the Fourth Proportional to 1,608,601.60, 2,410,828.80 and 976,844.80

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Solution

The fourth proportional to 1,608,601.60, 2,410,828.80 and 976,844.80 is: 1,464,007.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,601.60 : 2,410,828.80 = 976,844.80 : x
  2. Step 2: Convert to fraction form
    1,608,601.60/2,410,828.80 = 976,844.80/x
  3. Step 3: Cross multiply
    1,608,601.60x = 2,410,828.80 × 976,844.80
  4. Step 4: Simplify right side
    1,608,601.60x = 2,355,005,576,970.24
  5. Step 5: Solve for x
    x = 2,355,005,576,970.24/1,608,601.60
  6. Step 6: Final answer
    x = 1,464,007.98

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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.