Home / 3,314,683.20-4,969,400.40-1,818,775.20

Finding the Fourth Proportional to 3,314,683.20, 4,969,400.40 and 1,818,775.20

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Solution

The fourth proportional to 3,314,683.20, 4,969,400.40 and 1,818,775.20 is: 2,726,722.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314,683.20 : 4,969,400.40 = 1,818,775.20 : x
  2. Step 2: Convert to fraction form
    3,314,683.20/4,969,400.40 = 1,818,775.20/x
  3. Step 3: Cross multiply
    3,314,683.20x = 4,969,400.40 × 1,818,775.20
  4. Step 4: Simplify right side
    3,314,683.20x = 9,038,222,206,390.08
  5. Step 5: Solve for x
    x = 9,038,222,206,390.08/3,314,683.20
  6. Step 6: Final answer
    x = 2,726,722.78

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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.