Home / 3,674,543.64-5,512,936.29-1,878,687.90

Finding the Fourth Proportional to 3,674,543.64, 5,512,936.29 and 1,878,687.90

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Solution

The fourth proportional to 3,674,543.64, 5,512,936.29 and 1,878,687.90 is: 2,818,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674,543.64 : 5,512,936.29 = 1,878,687.90 : x
  2. Step 2: Convert to fraction form
    3,674,543.64/5,512,936.29 = 1,878,687.90/x
  3. Step 3: Cross multiply
    3,674,543.64x = 5,512,936.29 × 1,878,687.90
  4. Step 4: Simplify right side
    3,674,543.64x = 10,357,086,720,521.56
  5. Step 5: Solve for x
    x = 10,357,086,720,521.56/3,674,543.64
  6. Step 6: Final answer
    x = 2,818,604.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.