Home / 1,401,402.96-1,933,936-756,823.08

Finding the Fourth Proportional to 1,401,402.96, 1,933,936 and 756,823.08

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Solution

The fourth proportional to 1,401,402.96, 1,933,936 and 756,823.08 is: 1,044,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,402.96 : 1,933,936 = 756,823.08 : x
  2. Step 2: Convert to fraction form
    1,401,402.96/1,933,936 = 756,823.08/x
  3. Step 3: Cross multiply
    1,401,402.96x = 1,933,936 × 756,823.08
  4. Step 4: Simplify right side
    1,401,402.96x = 1,463,647,400,042.88
  5. Step 5: Solve for x
    x = 1,463,647,400,042.88/1,401,402.96
  6. Step 6: Final answer
    x = 1,044,415.80

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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.