Home / 1,401,363-1,933,880.85-756,783.12

Finding the Fourth Proportional to 1,401,363, 1,933,880.85 and 756,783.12

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Solution

The fourth proportional to 1,401,363, 1,933,880.85 and 756,783.12 is: 1,044,360.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,363 : 1,933,880.85 = 756,783.12 : x
  2. Step 2: Convert to fraction form
    1,401,363/1,933,880.85 = 756,783.12/x
  3. Step 3: Cross multiply
    1,401,363x = 1,933,880.85 × 756,783.12
  4. Step 4: Simplify right side
    1,401,363x = 1,463,528,383,371.25
  5. Step 5: Solve for x
    x = 1,463,528,383,371.25/1,401,363
  6. Step 6: Final answer
    x = 1,044,360.66

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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.