Home / 2,331,989.64-3,490,083.48-1,434,000.12

Finding the Fourth Proportional to 2,331,989.64, 3,490,083.48 and 1,434,000.12

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Solution

The fourth proportional to 2,331,989.64, 3,490,083.48 and 1,434,000.12 is: 2,146,141.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,989.64 : 3,490,083.48 = 1,434,000.12 : x
  2. Step 2: Convert to fraction form
    2,331,989.64/3,490,083.48 = 1,434,000.12/x
  3. Step 3: Cross multiply
    2,331,989.64x = 3,490,083.48 × 1,434,000.12
  4. Step 4: Simplify right side
    2,331,989.64x = 5,004,780,129,130.02
  5. Step 5: Solve for x
    x = 5,004,780,129,130.02/2,331,989.64
  6. Step 6: Final answer
    x = 2,146,141.67

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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.