Home / 1,401,346.20-1,933,857.74-756,766.34

Finding the Fourth Proportional to 1,401,346.20, 1,933,857.74 and 756,766.34

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Solution

The fourth proportional to 1,401,346.20, 1,933,857.74 and 756,766.34 is: 1,044,337.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,346.20 : 1,933,857.74 = 756,766.34 : x
  2. Step 2: Convert to fraction form
    1,401,346.20/1,933,857.74 = 756,766.34/x
  3. Step 3: Cross multiply
    1,401,346.20x = 1,933,857.74 × 756,766.34
  4. Step 4: Simplify right side
    1,401,346.20x = 1,463,478,443,980.47
  5. Step 5: Solve for x
    x = 1,463,478,443,980.47/1,401,346.20
  6. Step 6: Final answer
    x = 1,044,337.54

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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.