Home / 1,362,611.20-2,043,916.80-652,273.60

Finding the Fourth Proportional to 1,362,611.20, 2,043,916.80 and 652,273.60

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Solution

The fourth proportional to 1,362,611.20, 2,043,916.80 and 652,273.60 is: 978,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,611.20 : 2,043,916.80 = 652,273.60 : x
  2. Step 2: Convert to fraction form
    1,362,611.20/2,043,916.80 = 652,273.60/x
  3. Step 3: Cross multiply
    1,362,611.20x = 2,043,916.80 × 652,273.60
  4. Step 4: Simplify right side
    1,362,611.20x = 1,333,192,969,236.48
  5. Step 5: Solve for x
    x = 1,333,192,969,236.48/1,362,611.20
  6. Step 6: Final answer
    x = 978,410.40

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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.