Home / 1,331,056.03-1,836,857.40-758,149.51

Finding the Fourth Proportional to 1,331,056.03, 1,836,857.40 and 758,149.51

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Solution

The fourth proportional to 1,331,056.03, 1,836,857.40 and 758,149.51 is: 1,046,246.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,056.03 : 1,836,857.40 = 758,149.51 : x
  2. Step 2: Convert to fraction form
    1,331,056.03/1,836,857.40 = 758,149.51/x
  3. Step 3: Cross multiply
    1,331,056.03x = 1,836,857.40 × 758,149.51
  4. Step 4: Simplify right side
    1,331,056.03x = 1,392,612,524,774.84
  5. Step 5: Solve for x
    x = 1,392,612,524,774.84/1,331,056.03
  6. Step 6: Final answer
    x = 1,046,246.36

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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.