Home / 2,728,983.60-4,095,808.20-1,214,996.40

Finding the Fourth Proportional to 2,728,983.60, 4,095,808.20 and 1,214,996.40

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Solution

The fourth proportional to 2,728,983.60, 4,095,808.20 and 1,214,996.40 is: 1,823,533.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,983.60 : 4,095,808.20 = 1,214,996.40 : x
  2. Step 2: Convert to fraction form
    2,728,983.60/4,095,808.20 = 1,214,996.40/x
  3. Step 3: Cross multiply
    2,728,983.60x = 4,095,808.20 × 1,214,996.40
  4. Step 4: Simplify right side
    2,728,983.60x = 4,976,392,218,090.48
  5. Step 5: Solve for x
    x = 4,976,392,218,090.48/2,728,983.60
  6. Step 6: Final answer
    x = 1,823,533.21

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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.