Home / 1,144,739.22-1,579,661.10-635,401.50

Finding the Fourth Proportional to 1,144,739.22, 1,579,661.10 and 635,401.50

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Solution

The fourth proportional to 1,144,739.22, 1,579,661.10 and 635,401.50 is: 876,810.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,739.22 : 1,579,661.10 = 635,401.50 : x
  2. Step 2: Convert to fraction form
    1,144,739.22/1,579,661.10 = 635,401.50/x
  3. Step 3: Cross multiply
    1,144,739.22x = 1,579,661.10 × 635,401.50
  4. Step 4: Simplify right side
    1,144,739.22x = 1,003,719,032,431.65
  5. Step 5: Solve for x
    x = 1,003,719,032,431.65/1,144,739.22
  6. Step 6: Final answer
    x = 876,810.21

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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.