Home / 3,460,479.96-5,192,578.96-1,440,116.76

Finding the Fourth Proportional to 3,460,479.96, 5,192,578.96 and 1,440,116.76

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Solution

The fourth proportional to 3,460,479.96, 5,192,578.96 and 1,440,116.76 is: 2,160,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,479.96 : 5,192,578.96 = 1,440,116.76 : x
  2. Step 2: Convert to fraction form
    3,460,479.96/5,192,578.96 = 1,440,116.76/x
  3. Step 3: Cross multiply
    3,460,479.96x = 5,192,578.96 × 1,440,116.76
  4. Step 4: Simplify right side
    3,460,479.96x = 7,477,919,987,919.37
  5. Step 5: Solve for x
    x = 7,477,919,987,919.37/3,460,479.96
  6. Step 6: Final answer
    x = 2,160,948.79

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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.