Home / 1,647,738.30-2,471,607.45-701,139.90

Finding the Fourth Proportional to 1,647,738.30, 2,471,607.45 and 701,139.90

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Solution

The fourth proportional to 1,647,738.30, 2,471,607.45 and 701,139.90 is: 1,051,709.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,738.30 : 2,471,607.45 = 701,139.90 : x
  2. Step 2: Convert to fraction form
    1,647,738.30/2,471,607.45 = 701,139.90/x
  3. Step 3: Cross multiply
    1,647,738.30x = 2,471,607.45 × 701,139.90
  4. Step 4: Simplify right side
    1,647,738.30x = 1,732,942,600,332.26
  5. Step 5: Solve for x
    x = 1,732,942,600,332.26/1,647,738.30
  6. Step 6: Final answer
    x = 1,051,709.85

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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.