Home / 1,674,305.72-2,511,402.42-727,676.36

Finding the Fourth Proportional to 1,674,305.72, 2,511,402.42 and 727,676.36

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Solution

The fourth proportional to 1,674,305.72, 2,511,402.42 and 727,676.36 is: 1,091,490.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,305.72 : 2,511,402.42 = 727,676.36 : x
  2. Step 2: Convert to fraction form
    1,674,305.72/2,511,402.42 = 727,676.36/x
  3. Step 3: Cross multiply
    1,674,305.72x = 2,511,402.42 × 727,676.36
  4. Step 4: Simplify right side
    1,674,305.72x = 1,827,488,171,480.79
  5. Step 5: Solve for x
    x = 1,827,488,171,480.79/1,674,305.72
  6. Step 6: Final answer
    x = 1,091,490.13

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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.