Home / 2,986,716.96-4,480,066.94-742,854.96

Finding the Fourth Proportional to 2,986,716.96, 4,480,066.94 and 742,854.96

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Solution

The fourth proportional to 2,986,716.96, 4,480,066.94 and 742,854.96 is: 1,114,280.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,716.96 : 4,480,066.94 = 742,854.96 : x
  2. Step 2: Convert to fraction form
    2,986,716.96/4,480,066.94 = 742,854.96/x
  3. Step 3: Cross multiply
    2,986,716.96x = 4,480,066.94 × 742,854.96
  4. Step 4: Simplify right side
    2,986,716.96x = 3,328,039,943,796.75
  5. Step 5: Solve for x
    x = 3,328,039,943,796.75/2,986,716.96
  6. Step 6: Final answer
    x = 1,114,280.32

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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.