Home / 2,132,601.16-2,942,989.74-1,165,735.28

Finding the Fourth Proportional to 2,132,601.16, 2,942,989.74 and 1,165,735.28

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Solution

The fourth proportional to 2,132,601.16, 2,942,989.74 and 1,165,735.28 is: 1,608,714.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,601.16 : 2,942,989.74 = 1,165,735.28 : x
  2. Step 2: Convert to fraction form
    2,132,601.16/2,942,989.74 = 1,165,735.28/x
  3. Step 3: Cross multiply
    2,132,601.16x = 2,942,989.74 × 1,165,735.28
  4. Step 4: Simplify right side
    2,132,601.16x = 3,430,746,968,596.03
  5. Step 5: Solve for x
    x = 3,430,746,968,596.03/2,132,601.16
  6. Step 6: Final answer
    x = 1,608,714.76

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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.