Home / 3,258,930.40-4,890,728.40-1,837,477.60

Finding the Fourth Proportional to 3,258,930.40, 4,890,728.40 and 1,837,477.60

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Solution

The fourth proportional to 3,258,930.40, 4,890,728.40 and 1,837,477.60 is: 2,757,531.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,930.40 : 4,890,728.40 = 1,837,477.60 : x
  2. Step 2: Convert to fraction form
    3,258,930.40/4,890,728.40 = 1,837,477.60/x
  3. Step 3: Cross multiply
    3,258,930.40x = 4,890,728.40 × 1,837,477.60
  4. Step 4: Simplify right side
    3,258,930.40x = 8,986,603,882,683.84
  5. Step 5: Solve for x
    x = 8,986,603,882,683.84/3,258,930.40
  6. Step 6: Final answer
    x = 2,757,531.70

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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.