Home / 4,281,213.49-6,409,223.10-2,857,738.93

Finding the Fourth Proportional to 4,281,213.49, 6,409,223.10 and 2,857,738.93

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Solution

The fourth proportional to 4,281,213.49, 6,409,223.10 and 2,857,738.93 is: 4,278,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281,213.49 : 6,409,223.10 = 2,857,738.93 : x
  2. Step 2: Convert to fraction form
    4,281,213.49/6,409,223.10 = 2,857,738.93/x
  3. Step 3: Cross multiply
    4,281,213.49x = 6,409,223.10 × 2,857,738.93
  4. Step 4: Simplify right side
    4,281,213.49x = 18,315,886,331,879.16
  5. Step 5: Solve for x
    x = 18,315,886,331,879.16/4,281,213.49
  6. Step 6: Final answer
    x = 4,278,199.72

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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.