Home / 3,156,117.85-4,734,376.06-1,334,143.03

Finding the Fourth Proportional to 3,156,117.85, 4,734,376.06 and 1,334,143.03

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Solution

The fourth proportional to 3,156,117.85, 4,734,376.06 and 1,334,143.03 is: 2,001,298.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,117.85 : 4,734,376.06 = 1,334,143.03 : x
  2. Step 2: Convert to fraction form
    3,156,117.85/4,734,376.06 = 1,334,143.03/x
  3. Step 3: Cross multiply
    3,156,117.85x = 4,734,376.06 × 1,334,143.03
  4. Step 4: Simplify right side
    3,156,117.85x = 6,316,334,821,847.86
  5. Step 5: Solve for x
    x = 6,316,334,821,847.86/3,156,117.85
  6. Step 6: Final answer
    x = 2,001,298.79

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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.