Home / 1,004,821.72-1,505,477.52-837,417.80

Finding the Fourth Proportional to 1,004,821.72, 1,505,477.52 and 837,417.80

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Solution

The fourth proportional to 1,004,821.72, 1,505,477.52 and 837,417.80 is: 1,254,664.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,821.72 : 1,505,477.52 = 837,417.80 : x
  2. Step 2: Convert to fraction form
    1,004,821.72/1,505,477.52 = 837,417.80/x
  3. Step 3: Cross multiply
    1,004,821.72x = 1,505,477.52 × 837,417.80
  4. Step 4: Simplify right side
    1,004,821.72x = 1,260,713,672,747.86
  5. Step 5: Solve for x
    x = 1,260,713,672,747.86/1,004,821.72
  6. Step 6: Final answer
    x = 1,254,664.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.