Home / 1,296,736.60-1,942,626.30-697,498.60

Finding the Fourth Proportional to 1,296,736.60, 1,942,626.30 and 697,498.60

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Solution

The fourth proportional to 1,296,736.60, 1,942,626.30 and 697,498.60 is: 1,044,914.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,736.60 : 1,942,626.30 = 697,498.60 : x
  2. Step 2: Convert to fraction form
    1,296,736.60/1,942,626.30 = 697,498.60/x
  3. Step 3: Cross multiply
    1,296,736.60x = 1,942,626.30 × 697,498.60
  4. Step 4: Simplify right side
    1,296,736.60x = 1,354,979,124,573.18
  5. Step 5: Solve for x
    x = 1,354,979,124,573.18/1,296,736.60
  6. Step 6: Final answer
    x = 1,044,914.69

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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.