Home / 4,333,143.15-5,979,664.47-2,399,362.20

Finding the Fourth Proportional to 4,333,143.15, 5,979,664.47 and 2,399,362.20

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Solution

The fourth proportional to 4,333,143.15, 5,979,664.47 and 2,399,362.20 is: 3,311,079.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333,143.15 : 5,979,664.47 = 2,399,362.20 : x
  2. Step 2: Convert to fraction form
    4,333,143.15/5,979,664.47 = 2,399,362.20/x
  3. Step 3: Cross multiply
    4,333,143.15x = 5,979,664.47 × 2,399,362.20
  4. Step 4: Simplify right side
    4,333,143.15x = 14,347,380,898,001.04
  5. Step 5: Solve for x
    x = 14,347,380,898,001.04/4,333,143.15
  6. Step 6: Final answer
    x = 3,311,079.37

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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.