Home / 3,112,824.72-4,668,116.13-1,315,847.94

Finding the Fourth Proportional to 3,112,824.72, 4,668,116.13 and 1,315,847.94

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Solution

The fourth proportional to 3,112,824.72, 4,668,116.13 and 1,315,847.94 is: 1,973,298.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,824.72 : 4,668,116.13 = 1,315,847.94 : x
  2. Step 2: Convert to fraction form
    3,112,824.72/4,668,116.13 = 1,315,847.94/x
  3. Step 3: Cross multiply
    3,112,824.72x = 4,668,116.13 × 1,315,847.94
  4. Step 4: Simplify right side
    3,112,824.72x = 6,142,530,993,341.27
  5. Step 5: Solve for x
    x = 6,142,530,993,341.27/3,112,824.72
  6. Step 6: Final answer
    x = 1,973,298.06

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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.