Home / 1,534,105.32-2,116,596.18-889,396.86

Finding the Fourth Proportional to 1,534,105.32, 2,116,596.18 and 889,396.86

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Solution

The fourth proportional to 1,534,105.32, 2,116,596.18 and 889,396.86 is: 1,227,095.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,105.32 : 2,116,596.18 = 889,396.86 : x
  2. Step 2: Convert to fraction form
    1,534,105.32/2,116,596.18 = 889,396.86/x
  3. Step 3: Cross multiply
    1,534,105.32x = 2,116,596.18 × 889,396.86
  4. Step 4: Simplify right side
    1,534,105.32x = 1,882,493,996,380.00
  5. Step 5: Solve for x
    x = 1,882,493,996,380.00/1,534,105.32
  6. Step 6: Final answer
    x = 1,227,095.67

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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.