Home / 1,961,627.60-2,942,441.40-1,015,288.40

Finding the Fourth Proportional to 1,961,627.60, 2,942,441.40 and 1,015,288.40

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Solution

The fourth proportional to 1,961,627.60, 2,942,441.40 and 1,015,288.40 is: 1,522,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,627.60 : 2,942,441.40 = 1,015,288.40 : x
  2. Step 2: Convert to fraction form
    1,961,627.60/2,942,441.40 = 1,015,288.40/x
  3. Step 3: Cross multiply
    1,961,627.60x = 2,942,441.40 × 1,015,288.40
  4. Step 4: Simplify right side
    1,961,627.60x = 2,987,426,621,099.76
  5. Step 5: Solve for x
    x = 2,987,426,621,099.76/1,961,627.60
  6. Step 6: Final answer
    x = 1,522,932.60

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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.