Home / 3,140,767.86-4,334,773.84-2,616,647.31

Finding the Fourth Proportional to 3,140,767.86, 4,334,773.84 and 2,616,647.31

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Solution

The fourth proportional to 3,140,767.86, 4,334,773.84 and 2,616,647.31 is: 3,611,401.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,767.86 : 4,334,773.84 = 2,616,647.31 : x
  2. Step 2: Convert to fraction form
    3,140,767.86/4,334,773.84 = 2,616,647.31/x
  3. Step 3: Cross multiply
    3,140,767.86x = 4,334,773.84 × 2,616,647.31
  4. Step 4: Simplify right side
    3,140,767.86x = 11,342,574,307,894.37
  5. Step 5: Solve for x
    x = 11,342,574,307,894.37/3,140,767.86
  6. Step 6: Final answer
    x = 3,611,401.67

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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.