Home / 3,436,767.95-4,742,212.55-1,986,183.25

Finding the Fourth Proportional to 3,436,767.95, 4,742,212.55 and 1,986,183.25

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Solution

The fourth proportional to 3,436,767.95, 4,742,212.55 and 1,986,183.25 is: 2,740,628.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,767.95 : 4,742,212.55 = 1,986,183.25 : x
  2. Step 2: Convert to fraction form
    3,436,767.95/4,742,212.55 = 1,986,183.25/x
  3. Step 3: Cross multiply
    3,436,767.95x = 4,742,212.55 × 1,986,183.25
  4. Step 4: Simplify right side
    3,436,767.95x = 9,418,903,124,135.62
  5. Step 5: Solve for x
    x = 9,418,903,124,135.62/3,436,767.95
  6. Step 6: Final answer
    x = 2,740,628.19

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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.