Home / 1,401,761.61-1,934,431.77-757,181.79

Finding the Fourth Proportional to 1,401,761.61, 1,934,431.77 and 757,181.79

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Solution

The fourth proportional to 1,401,761.61, 1,934,431.77 and 757,181.79 is: 1,044,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,761.61 : 1,934,431.77 = 757,181.79 : x
  2. Step 2: Convert to fraction form
    1,401,761.61/1,934,431.77 = 757,181.79/x
  3. Step 3: Cross multiply
    1,401,761.61x = 1,934,431.77 × 757,181.79
  4. Step 4: Simplify right side
    1,401,761.61x = 1,464,716,510,241.47
  5. Step 5: Solve for x
    x = 1,464,716,510,241.47/1,401,761.61
  6. Step 6: Final answer
    x = 1,044,911.27

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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.