Home / 1,140,835.82-1,574,372.03-624,581.06

Finding the Fourth Proportional to 1,140,835.82, 1,574,372.03 and 624,581.06

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Solution

The fourth proportional to 1,140,835.82, 1,574,372.03 and 624,581.06 is: 861,932.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,835.82 : 1,574,372.03 = 624,581.06 : x
  2. Step 2: Convert to fraction form
    1,140,835.82/1,574,372.03 = 624,581.06/x
  3. Step 3: Cross multiply
    1,140,835.82x = 1,574,372.03 × 624,581.06
  4. Step 4: Simplify right side
    1,140,835.82x = 983,322,940,336.99
  5. Step 5: Solve for x
    x = 983,322,940,336.99/1,140,835.82
  6. Step 6: Final answer
    x = 861,932.04

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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.