Home / 3,012,215.72-4,156,815.13-1,705,434.04

Finding the Fourth Proportional to 3,012,215.72, 4,156,815.13 and 1,705,434.04

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Solution

The fourth proportional to 3,012,215.72, 4,156,815.13 and 1,705,434.04 is: 2,353,474.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,215.72 : 4,156,815.13 = 1,705,434.04 : x
  2. Step 2: Convert to fraction form
    3,012,215.72/4,156,815.13 = 1,705,434.04/x
  3. Step 3: Cross multiply
    3,012,215.72x = 4,156,815.13 × 1,705,434.04
  4. Step 4: Simplify right side
    3,012,215.72x = 7,089,173,991,377.78
  5. Step 5: Solve for x
    x = 7,089,173,991,377.78/3,012,215.72
  6. Step 6: Final answer
    x = 2,353,474.87

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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.