Home / 3,621,038.40-5,431,557.60-1,941,422.40

Finding the Fourth Proportional to 3,621,038.40, 5,431,557.60 and 1,941,422.40

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Solution

The fourth proportional to 3,621,038.40, 5,431,557.60 and 1,941,422.40 is: 2,912,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,038.40 : 5,431,557.60 = 1,941,422.40 : x
  2. Step 2: Convert to fraction form
    3,621,038.40/5,431,557.60 = 1,941,422.40/x
  3. Step 3: Cross multiply
    3,621,038.40x = 5,431,557.60 × 1,941,422.40
  4. Step 4: Simplify right side
    3,621,038.40x = 10,544,947,591,530.24
  5. Step 5: Solve for x
    x = 10,544,947,591,530.24/3,621,038.40
  6. Step 6: Final answer
    x = 2,912,133.60

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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.