Home / 1,372,192.31-1,893,625.39-835,648.31

Finding the Fourth Proportional to 1,372,192.31, 1,893,625.39 and 835,648.31

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Solution

The fourth proportional to 1,372,192.31, 1,893,625.39 and 835,648.31 is: 1,153,194.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,192.31 : 1,893,625.39 = 835,648.31 : x
  2. Step 2: Convert to fraction form
    1,372,192.31/1,893,625.39 = 835,648.31/x
  3. Step 3: Cross multiply
    1,372,192.31x = 1,893,625.39 × 835,648.31
  4. Step 4: Simplify right side
    1,372,192.31x = 1,582,404,862,705.22
  5. Step 5: Solve for x
    x = 1,582,404,862,705.22/1,372,192.31
  6. Step 6: Final answer
    x = 1,153,194.67

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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.