Home / 1,081,431.09-1,492,334.55-597,987.45

Finding the Fourth Proportional to 1,081,431.09, 1,492,334.55 and 597,987.45

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Solution

The fourth proportional to 1,081,431.09, 1,492,334.55 and 597,987.45 is: 825,200.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,431.09 : 1,492,334.55 = 597,987.45 : x
  2. Step 2: Convert to fraction form
    1,081,431.09/1,492,334.55 = 597,987.45/x
  3. Step 3: Cross multiply
    1,081,431.09x = 1,492,334.55 × 597,987.45
  4. Step 4: Simplify right side
    1,081,431.09x = 892,397,332,101.40
  5. Step 5: Solve for x
    x = 892,397,332,101.40/1,081,431.09
  6. Step 6: Final answer
    x = 825,200.37

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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.