Home / 3,045,432.94-4,202,297.11-1,821,291.28

Finding the Fourth Proportional to 3,045,432.94, 4,202,297.11 and 1,821,291.28

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Solution

The fourth proportional to 3,045,432.94, 4,202,297.11 and 1,821,291.28 is: 2,513,142.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,432.94 : 4,202,297.11 = 1,821,291.28 : x
  2. Step 2: Convert to fraction form
    3,045,432.94/4,202,297.11 = 1,821,291.28/x
  3. Step 3: Cross multiply
    3,045,432.94x = 4,202,297.11 × 1,821,291.28
  4. Step 4: Simplify right side
    3,045,432.94x = 7,653,607,074,183.07
  5. Step 5: Solve for x
    x = 7,653,607,074,183.07/3,045,432.94
  6. Step 6: Final answer
    x = 2,513,142.54

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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.