Home / 1,003,140.03-1,504,692.62-404,085.87

Finding the Fourth Proportional to 1,003,140.03, 1,504,692.62 and 404,085.87

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Solution

The fourth proportional to 1,003,140.03, 1,504,692.62 and 404,085.87 is: 606,121.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,140.03 : 1,504,692.62 = 404,085.87 : x
  2. Step 2: Convert to fraction form
    1,003,140.03/1,504,692.62 = 404,085.87/x
  3. Step 3: Cross multiply
    1,003,140.03x = 1,504,692.62 × 404,085.87
  4. Step 4: Simplify right side
    1,003,140.03x = 608,025,027,445.49
  5. Step 5: Solve for x
    x = 608,025,027,445.49/1,003,140.03
  6. Step 6: Final answer
    x = 606,121.79

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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.