Home / 4,333,143.40-5,979,664.83-2,399,362.45

Finding the Fourth Proportional to 4,333,143.40, 5,979,664.83 and 2,399,362.45

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Solution

The fourth proportional to 4,333,143.40, 5,979,664.83 and 2,399,362.45 is: 3,311,079.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333,143.40 : 5,979,664.83 = 2,399,362.45 : x
  2. Step 2: Convert to fraction form
    4,333,143.40/5,979,664.83 = 2,399,362.45/x
  3. Step 3: Cross multiply
    4,333,143.40x = 5,979,664.83 × 2,399,362.45
  4. Step 4: Simplify right side
    4,333,143.40x = 14,347,383,256,687.63
  5. Step 5: Solve for x
    x = 14,347,383,256,687.63/4,333,143.40
  6. Step 6: Final answer
    x = 3,311,079.72

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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.