Home / 3,258,648.40-4,887,948.30-984,168.40

Finding the Fourth Proportional to 3,258,648.40, 4,887,948.30 and 984,168.40

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Solution

The fourth proportional to 3,258,648.40, 4,887,948.30 and 984,168.40 is: 1,476,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,648.40 : 4,887,948.30 = 984,168.40 : x
  2. Step 2: Convert to fraction form
    3,258,648.40/4,887,948.30 = 984,168.40/x
  3. Step 3: Cross multiply
    3,258,648.40x = 4,887,948.30 × 984,168.40
  4. Step 4: Simplify right side
    3,258,648.40x = 4,810,564,257,693.72
  5. Step 5: Solve for x
    x = 4,810,564,257,693.72/3,258,648.40
  6. Step 6: Final answer
    x = 1,476,245.26

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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.