Home / 3,495,719.70-5,234,722.20-2,787,131.70

Finding the Fourth Proportional to 3,495,719.70, 5,234,722.20 and 2,787,131.70

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Solution

The fourth proportional to 3,495,719.70, 5,234,722.20 and 2,787,131.70 is: 4,173,635.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495,719.70 : 5,234,722.20 = 2,787,131.70 : x
  2. Step 2: Convert to fraction form
    3,495,719.70/5,234,722.20 = 2,787,131.70/x
  3. Step 3: Cross multiply
    3,495,719.70x = 5,234,722.20 × 2,787,131.70
  4. Step 4: Simplify right side
    3,495,719.70x = 14,589,860,184,313.74
  5. Step 5: Solve for x
    x = 14,589,860,184,313.74/3,495,719.70
  6. Step 6: Final answer
    x = 4,173,635.60

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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.