Home / 1,401,776.80-1,934,450.80-757,196.80

Finding the Fourth Proportional to 1,401,776.80, 1,934,450.80 and 757,196.80

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Solution

The fourth proportional to 1,401,776.80, 1,934,450.80 and 757,196.80 is: 1,044,930.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,776.80 : 1,934,450.80 = 757,196.80 : x
  2. Step 2: Convert to fraction form
    1,401,776.80/1,934,450.80 = 757,196.80/x
  3. Step 3: Cross multiply
    1,401,776.80x = 1,934,450.80 × 757,196.80
  4. Step 4: Simplify right side
    1,401,776.80x = 1,464,759,955,517.44
  5. Step 5: Solve for x
    x = 1,464,759,955,517.44/1,401,776.80
  6. Step 6: Final answer
    x = 1,044,930.94

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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.