Home / 3,115,842.21-4,673,999.66-841,333.51

Finding the Fourth Proportional to 3,115,842.21, 4,673,999.66 and 841,333.51

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Solution

The fourth proportional to 3,115,842.21, 4,673,999.66 and 841,333.51 is: 1,262,064.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,842.21 : 4,673,999.66 = 841,333.51 : x
  2. Step 2: Convert to fraction form
    3,115,842.21/4,673,999.66 = 841,333.51/x
  3. Step 3: Cross multiply
    3,115,842.21x = 4,673,999.66 × 841,333.51
  4. Step 4: Simplify right side
    3,115,842.21x = 3,932,392,539,686.61
  5. Step 5: Solve for x
    x = 3,932,392,539,686.61/3,115,842.21
  6. Step 6: Final answer
    x = 1,262,064.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.