Home / 4,940,972.40-7,409,615.40-1,948,537.20

Finding the Fourth Proportional to 4,940,972.40, 7,409,615.40 and 1,948,537.20

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Solution

The fourth proportional to 4,940,972.40, 7,409,615.40 and 1,948,537.20 is: 2,922,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,972.40 : 7,409,615.40 = 1,948,537.20 : x
  2. Step 2: Convert to fraction form
    4,940,972.40/7,409,615.40 = 1,948,537.20/x
  3. Step 3: Cross multiply
    4,940,972.40x = 7,409,615.40 × 1,948,537.20
  4. Step 4: Simplify right side
    4,940,972.40x = 14,437,911,244,592.88
  5. Step 5: Solve for x
    x = 14,437,911,244,592.88/4,940,972.40
  6. Step 6: Final answer
    x = 2,922,078.91

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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.