Home / 1,144,745.22-1,579,669.38-635,407.50

Finding the Fourth Proportional to 1,144,745.22, 1,579,669.38 and 635,407.50

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Solution

The fourth proportional to 1,144,745.22, 1,579,669.38 and 635,407.50 is: 876,818.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,745.22 : 1,579,669.38 = 635,407.50 : x
  2. Step 2: Convert to fraction form
    1,144,745.22/1,579,669.38 = 635,407.50/x
  3. Step 3: Cross multiply
    1,144,745.22x = 1,579,669.38 × 635,407.50
  4. Step 4: Simplify right side
    1,144,745.22x = 1,003,733,771,572.35
  5. Step 5: Solve for x
    x = 1,003,733,771,572.35/1,144,745.22
  6. Step 6: Final answer
    x = 876,818.49

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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.