Home / 2,558,633.13-3,837,934.21-639,534.71

Finding the Fourth Proportional to 2,558,633.13, 3,837,934.21 and 639,534.71

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Solution

The fourth proportional to 2,558,633.13, 3,837,934.21 and 639,534.71 is: 959,298.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,633.13 : 3,837,934.21 = 639,534.71 : x
  2. Step 2: Convert to fraction form
    2,558,633.13/3,837,934.21 = 639,534.71/x
  3. Step 3: Cross multiply
    2,558,633.13x = 3,837,934.21 × 639,534.71
  4. Step 4: Simplify right side
    2,558,633.13x = 2,454,492,149,987.43
  5. Step 5: Solve for x
    x = 2,454,492,149,987.43/2,558,633.13
  6. Step 6: Final answer
    x = 959,298.20

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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.