Home / 1,131,602.10-1,561,579.76-622,304.48

Finding the Fourth Proportional to 1,131,602.10, 1,561,579.76 and 622,304.48

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Solution

The fourth proportional to 1,131,602.10, 1,561,579.76 and 622,304.48 is: 858,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,602.10 : 1,561,579.76 = 622,304.48 : x
  2. Step 2: Convert to fraction form
    1,131,602.10/1,561,579.76 = 622,304.48/x
  3. Step 3: Cross multiply
    1,131,602.10x = 1,561,579.76 × 622,304.48
  4. Step 4: Simplify right side
    1,131,602.10x = 971,778,072,717.43
  5. Step 5: Solve for x
    x = 971,778,072,717.43/1,131,602.10
  6. Step 6: Final answer
    x = 858,763.05

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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.