Home / 1,394,151.40-2,091,227.10-1,039,857.40

Finding the Fourth Proportional to 1,394,151.40, 2,091,227.10 and 1,039,857.40

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Solution

The fourth proportional to 1,394,151.40, 2,091,227.10 and 1,039,857.40 is: 1,559,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,151.40 : 2,091,227.10 = 1,039,857.40 : x
  2. Step 2: Convert to fraction form
    1,394,151.40/2,091,227.10 = 1,039,857.40/x
  3. Step 3: Cross multiply
    1,394,151.40x = 2,091,227.10 × 1,039,857.40
  4. Step 4: Simplify right side
    1,394,151.40x = 2,174,577,975,015.54
  5. Step 5: Solve for x
    x = 2,174,577,975,015.54/1,394,151.40
  6. Step 6: Final answer
    x = 1,559,786.10

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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.