Home / 1,081,190.48-1,492,153.79-622,322.24

Finding the Fourth Proportional to 1,081,190.48, 1,492,153.79 and 622,322.24

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Solution

The fourth proportional to 1,081,190.48, 1,492,153.79 and 622,322.24 is: 858,868.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,190.48 : 1,492,153.79 = 622,322.24 : x
  2. Step 2: Convert to fraction form
    1,081,190.48/1,492,153.79 = 622,322.24/x
  3. Step 3: Cross multiply
    1,081,190.48x = 1,492,153.79 × 622,322.24
  4. Step 4: Simplify right side
    1,081,190.48x = 928,600,478,444.91
  5. Step 5: Solve for x
    x = 928,600,478,444.91/1,081,190.48
  6. Step 6: Final answer
    x = 858,868.53

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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.