Home / 1,251,623.63-1,876,814.26-398,584.04

Finding the Fourth Proportional to 1,251,623.63, 1,876,814.26 and 398,584.04

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Solution

The fourth proportional to 1,251,623.63, 1,876,814.26 and 398,584.04 is: 597,678.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,623.63 : 1,876,814.26 = 398,584.04 : x
  2. Step 2: Convert to fraction form
    1,251,623.63/1,876,814.26 = 398,584.04/x
  3. Step 3: Cross multiply
    1,251,623.63x = 1,876,814.26 × 398,584.04
  4. Step 4: Simplify right side
    1,251,623.63x = 748,068,199,699.88
  5. Step 5: Solve for x
    x = 748,068,199,699.88/1,251,623.63
  6. Step 6: Final answer
    x = 597,678.23

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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.