Home / 1,346,127.20-2,019,190.80-968,213.60

Finding the Fourth Proportional to 1,346,127.20, 2,019,190.80 and 968,213.60

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Solution

The fourth proportional to 1,346,127.20, 2,019,190.80 and 968,213.60 is: 1,452,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,127.20 : 2,019,190.80 = 968,213.60 : x
  2. Step 2: Convert to fraction form
    1,346,127.20/2,019,190.80 = 968,213.60/x
  3. Step 3: Cross multiply
    1,346,127.20x = 2,019,190.80 × 968,213.60
  4. Step 4: Simplify right side
    1,346,127.20x = 1,955,007,993,554.88
  5. Step 5: Solve for x
    x = 1,955,007,993,554.88/1,346,127.20
  6. Step 6: Final answer
    x = 1,452,320.40

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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.