Home / 1,447,156.24-2,171,047.83-436,193.62

Finding the Fourth Proportional to 1,447,156.24, 2,171,047.83 and 436,193.62

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Solution

The fourth proportional to 1,447,156.24, 2,171,047.83 and 436,193.62 is: 654,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,156.24 : 2,171,047.83 = 436,193.62 : x
  2. Step 2: Convert to fraction form
    1,447,156.24/2,171,047.83 = 436,193.62/x
  3. Step 3: Cross multiply
    1,447,156.24x = 2,171,047.83 × 436,193.62
  4. Step 4: Simplify right side
    1,447,156.24x = 946,997,212,160.85
  5. Step 5: Solve for x
    x = 946,997,212,160.85/1,447,156.24
  6. Step 6: Final answer
    x = 654,384.91

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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.