Home / 1,409,219.88-1,945,227.72-836,259.96

Finding the Fourth Proportional to 1,409,219.88, 1,945,227.72 and 836,259.96

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Solution

The fourth proportional to 1,409,219.88, 1,945,227.72 and 836,259.96 is: 1,154,338.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,219.88 : 1,945,227.72 = 836,259.96 : x
  2. Step 2: Convert to fraction form
    1,409,219.88/1,945,227.72 = 836,259.96/x
  3. Step 3: Cross multiply
    1,409,219.88x = 1,945,227.72 × 836,259.96
  4. Step 4: Simplify right side
    1,409,219.88x = 1,626,716,055,318.09
  5. Step 5: Solve for x
    x = 1,626,716,055,318.09/1,409,219.88
  6. Step 6: Final answer
    x = 1,154,338.00

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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.