Home / 1,039,821.27-1,434,926.91-580,939.28

Finding the Fourth Proportional to 1,039,821.27, 1,434,926.91 and 580,939.28

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Solution

The fourth proportional to 1,039,821.27, 1,434,926.91 and 580,939.28 is: 801,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,821.27 : 1,434,926.91 = 580,939.28 : x
  2. Step 2: Convert to fraction form
    1,039,821.27/1,434,926.91 = 580,939.28/x
  3. Step 3: Cross multiply
    1,039,821.27x = 1,434,926.91 × 580,939.28
  4. Step 4: Simplify right side
    1,039,821.27x = 833,605,405,948.03
  5. Step 5: Solve for x
    x = 833,605,405,948.03/1,039,821.27
  6. Step 6: Final answer
    x = 801,681.43

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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.