Home / 2,705,676.85-4,058,416.85-812,369.08

Finding the Fourth Proportional to 2,705,676.85, 4,058,416.85 and 812,369.08

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Solution

The fourth proportional to 2,705,676.85, 4,058,416.85 and 812,369.08 is: 1,218,524.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705,676.85 : 4,058,416.85 = 812,369.08 : x
  2. Step 2: Convert to fraction form
    2,705,676.85/4,058,416.85 = 812,369.08/x
  3. Step 3: Cross multiply
    2,705,676.85x = 4,058,416.85 × 812,369.08
  4. Step 4: Simplify right side
    2,705,676.85x = 3,296,932,363,702.17
  5. Step 5: Solve for x
    x = 3,296,932,363,702.17/2,705,676.85
  6. Step 6: Final answer
    x = 1,218,524.07

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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.