Home / 1,372,242.75-1,893,695.13-835,698.75

Finding the Fourth Proportional to 1,372,242.75, 1,893,695.13 and 835,698.75

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Solution

The fourth proportional to 1,372,242.75, 1,893,695.13 and 835,698.75 is: 1,153,264.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,242.75 : 1,893,695.13 = 835,698.75 : x
  2. Step 2: Convert to fraction form
    1,372,242.75/1,893,695.13 = 835,698.75/x
  3. Step 3: Cross multiply
    1,372,242.75x = 1,893,695.13 × 835,698.75
  4. Step 4: Simplify right side
    1,372,242.75x = 1,582,558,653,022.09
  5. Step 5: Solve for x
    x = 1,582,558,653,022.09/1,372,242.75
  6. Step 6: Final answer
    x = 1,153,264.36

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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.