Home / 2,130,662.88-2,940,311.44-1,163,793.16

Finding the Fourth Proportional to 2,130,662.88, 2,940,311.44 and 1,163,793.16

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Solution

The fourth proportional to 2,130,662.88, 2,940,311.44 and 1,163,793.16 is: 1,606,032.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,662.88 : 2,940,311.44 = 1,163,793.16 : x
  2. Step 2: Convert to fraction form
    2,130,662.88/2,940,311.44 = 1,163,793.16/x
  3. Step 3: Cross multiply
    2,130,662.88x = 2,940,311.44 × 1,163,793.16
  4. Step 4: Simplify right side
    2,130,662.88x = 3,421,914,342,141.75
  5. Step 5: Solve for x
    x = 3,421,914,342,141.75/2,130,662.88
  6. Step 6: Final answer
    x = 1,606,032.74

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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.