Home / 1,087,067.85-1,500,103.53-603,663.90

Finding the Fourth Proportional to 1,087,067.85, 1,500,103.53 and 603,663.90

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Solution

The fourth proportional to 1,087,067.85, 1,500,103.53 and 603,663.90 is: 833,028.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,067.85 : 1,500,103.53 = 603,663.90 : x
  2. Step 2: Convert to fraction form
    1,087,067.85/1,500,103.53 = 603,663.90/x
  3. Step 3: Cross multiply
    1,087,067.85x = 1,500,103.53 × 603,663.90
  4. Step 4: Simplify right side
    1,087,067.85x = 905,558,347,323.57
  5. Step 5: Solve for x
    x = 905,558,347,323.57/1,087,067.85
  6. Step 6: Final answer
    x = 833,028.36

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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.