Home / 2,000,138.63-2,760,170.27-1,082,347.67

Finding the Fourth Proportional to 2,000,138.63, 2,760,170.27 and 1,082,347.67

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Solution

The fourth proportional to 2,000,138.63, 2,760,170.27 and 1,082,347.67 is: 1,493,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,138.63 : 2,760,170.27 = 1,082,347.67 : x
  2. Step 2: Convert to fraction form
    2,000,138.63/2,760,170.27 = 1,082,347.67/x
  3. Step 3: Cross multiply
    2,000,138.63x = 2,760,170.27 × 1,082,347.67
  4. Step 4: Simplify right side
    2,000,138.63x = 2,987,463,862,026.46
  5. Step 5: Solve for x
    x = 2,987,463,862,026.46/2,000,138.63
  6. Step 6: Final answer
    x = 1,493,628.40

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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.