Home / 3,271,021.64-4,514,009.28-1,820,685.86

Finding the Fourth Proportional to 3,271,021.64, 4,514,009.28 and 1,820,685.86

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Solution

The fourth proportional to 3,271,021.64, 4,514,009.28 and 1,820,685.86 is: 2,512,546.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,021.64 : 4,514,009.28 = 1,820,685.86 : x
  2. Step 2: Convert to fraction form
    3,271,021.64/4,514,009.28 = 1,820,685.86/x
  3. Step 3: Cross multiply
    3,271,021.64x = 4,514,009.28 × 1,820,685.86
  4. Step 4: Simplify right side
    3,271,021.64x = 8,218,592,868,004.78
  5. Step 5: Solve for x
    x = 8,218,592,868,004.78/3,271,021.64
  6. Step 6: Final answer
    x = 2,512,546.16

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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.