Home / 1,372,184.88-1,893,615.13-835,640.88

Finding the Fourth Proportional to 1,372,184.88, 1,893,615.13 and 835,640.88

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Solution

The fourth proportional to 1,372,184.88, 1,893,615.13 and 835,640.88 is: 1,153,184.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,184.88 : 1,893,615.13 = 835,640.88 : x
  2. Step 2: Convert to fraction form
    1,372,184.88/1,893,615.13 = 835,640.88/x
  3. Step 3: Cross multiply
    1,372,184.88x = 1,893,615.13 × 835,640.88
  4. Step 4: Simplify right side
    1,372,184.88x = 1,582,382,213,614.51
  5. Step 5: Solve for x
    x = 1,582,382,213,614.51/1,372,184.88
  6. Step 6: Final answer
    x = 1,153,184.41

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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.