Home / 1,090,348.49-1,504,822.12-625,383.72

Finding the Fourth Proportional to 1,090,348.49, 1,504,822.12 and 625,383.72

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Solution

The fourth proportional to 1,090,348.49, 1,504,822.12 and 625,383.72 is: 863,110.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,348.49 : 1,504,822.12 = 625,383.72 : x
  2. Step 2: Convert to fraction form
    1,090,348.49/1,504,822.12 = 625,383.72/x
  3. Step 3: Cross multiply
    1,090,348.49x = 1,504,822.12 × 625,383.72
  4. Step 4: Simplify right side
    1,090,348.49x = 941,091,253,780.43
  5. Step 5: Solve for x
    x = 941,091,253,780.43/1,090,348.49
  6. Step 6: Final answer
    x = 863,110.52

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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.