Home / 1,236,706.38-1,706,267.43-692,768.70

Finding the Fourth Proportional to 1,236,706.38, 1,706,267.43 and 692,768.70

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Solution

The fourth proportional to 1,236,706.38, 1,706,267.43 and 692,768.70 is: 955,803.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,706.38 : 1,706,267.43 = 692,768.70 : x
  2. Step 2: Convert to fraction form
    1,236,706.38/1,706,267.43 = 692,768.70/x
  3. Step 3: Cross multiply
    1,236,706.38x = 1,706,267.43 × 692,768.70
  4. Step 4: Simplify right side
    1,236,706.38x = 1,182,048,669,333.44
  5. Step 5: Solve for x
    x = 1,182,048,669,333.44/1,236,706.38
  6. Step 6: Final answer
    x = 955,803.81

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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.