Home / 1,512,836.60-2,088,070.26-940,309.16

Finding the Fourth Proportional to 1,512,836.60, 2,088,070.26 and 940,309.16

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Solution

The fourth proportional to 1,512,836.60, 2,088,070.26 and 940,309.16 is: 1,297,847.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,836.60 : 2,088,070.26 = 940,309.16 : x
  2. Step 2: Convert to fraction form
    1,512,836.60/2,088,070.26 = 940,309.16/x
  3. Step 3: Cross multiply
    1,512,836.60x = 2,088,070.26 × 940,309.16
  4. Step 4: Simplify right side
    1,512,836.60x = 1,963,431,592,201.58
  5. Step 5: Solve for x
    x = 1,963,431,592,201.58/1,512,836.60
  6. Step 6: Final answer
    x = 1,297,847.76

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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.