Home / 1,196,168.98-1,650,676.40-679,979.26

Finding the Fourth Proportional to 1,196,168.98, 1,650,676.40 and 679,979.26

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Solution

The fourth proportional to 1,196,168.98, 1,650,676.40 and 679,979.26 is: 938,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,168.98 : 1,650,676.40 = 679,979.26 : x
  2. Step 2: Convert to fraction form
    1,196,168.98/1,650,676.40 = 679,979.26/x
  3. Step 3: Cross multiply
    1,196,168.98x = 1,650,676.40 × 679,979.26
  4. Step 4: Simplify right side
    1,196,168.98x = 1,122,425,716,971.46
  5. Step 5: Solve for x
    x = 1,122,425,716,971.46/1,196,168.98
  6. Step 6: Final answer
    x = 938,350.46

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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.