Home / 1,062,199.36-1,593,962.89-431,113.17

Finding the Fourth Proportional to 1,062,199.36, 1,593,962.89 and 431,113.17

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Solution

The fourth proportional to 1,062,199.36, 1,593,962.89 and 431,113.17 is: 646,939.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,199.36 : 1,593,962.89 = 431,113.17 : x
  2. Step 2: Convert to fraction form
    1,062,199.36/1,593,962.89 = 431,113.17/x
  3. Step 3: Cross multiply
    1,062,199.36x = 1,593,962.89 × 431,113.17
  4. Step 4: Simplify right side
    1,062,199.36x = 687,178,394,370.26
  5. Step 5: Solve for x
    x = 687,178,394,370.26/1,062,199.36
  6. Step 6: Final answer
    x = 646,939.19

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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.