Home / 1,131,853.02-1,561,924.26-622,555.26

Finding the Fourth Proportional to 1,131,853.02, 1,561,924.26 and 622,555.26

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Solution

The fourth proportional to 1,131,853.02, 1,561,924.26 and 622,555.26 is: 859,108.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,853.02 : 1,561,924.26 = 622,555.26 : x
  2. Step 2: Convert to fraction form
    1,131,853.02/1,561,924.26 = 622,555.26/x
  3. Step 3: Cross multiply
    1,131,853.02x = 1,561,924.26 × 622,555.26
  4. Step 4: Simplify right side
    1,131,853.02x = 972,384,163,784.61
  5. Step 5: Solve for x
    x = 972,384,163,784.61/1,131,853.02
  6. Step 6: Final answer
    x = 859,108.16

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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.