Home / 1,331,937.96-1,838,091.09-808,497.24

Finding the Fourth Proportional to 1,331,937.96, 1,838,091.09 and 808,497.24

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Solution

The fourth proportional to 1,331,937.96, 1,838,091.09 and 808,497.24 is: 1,115,736.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,937.96 : 1,838,091.09 = 808,497.24 : x
  2. Step 2: Convert to fraction form
    1,331,937.96/1,838,091.09 = 808,497.24/x
  3. Step 3: Cross multiply
    1,331,937.96x = 1,838,091.09 × 808,497.24
  4. Step 4: Simplify right side
    1,331,937.96x = 1,486,091,573,133.59
  5. Step 5: Solve for x
    x = 1,486,091,573,133.59/1,331,937.96
  6. Step 6: Final answer
    x = 1,115,736.33

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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.