Home / 1,427,900.40-2,141,850.60-481,172.40

Finding the Fourth Proportional to 1,427,900.40, 2,141,850.60 and 481,172.40

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Solution

The fourth proportional to 1,427,900.40, 2,141,850.60 and 481,172.40 is: 721,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,900.40 : 2,141,850.60 = 481,172.40 : x
  2. Step 2: Convert to fraction form
    1,427,900.40/2,141,850.60 = 481,172.40/x
  3. Step 3: Cross multiply
    1,427,900.40x = 2,141,850.60 × 481,172.40
  4. Step 4: Simplify right side
    1,427,900.40x = 1,030,599,393,643.44
  5. Step 5: Solve for x
    x = 1,030,599,393,643.44/1,427,900.40
  6. Step 6: Final answer
    x = 721,758.60

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1.5x scale

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.