Home / 1,446,249.36-2,168,498.96-647,382

Finding the Fourth Proportional to 1,446,249.36, 2,168,498.96 and 647,382

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Solution

The fourth proportional to 1,446,249.36, 2,168,498.96 and 647,382 is: 970,681.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,249.36 : 2,168,498.96 = 647,382 : x
  2. Step 2: Convert to fraction form
    1,446,249.36/2,168,498.96 = 647,382/x
  3. Step 3: Cross multiply
    1,446,249.36x = 2,168,498.96 × 647,382
  4. Step 4: Simplify right side
    1,446,249.36x = 1,403,847,193,722.72
  5. Step 5: Solve for x
    x = 1,403,847,193,722.72/1,446,249.36
  6. Step 6: Final answer
    x = 970,681.29

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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.