Home / 1,299,191.64-1,949,050.26-541,090.20

Finding the Fourth Proportional to 1,299,191.64, 1,949,050.26 and 541,090.20

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Solution

The fourth proportional to 1,299,191.64, 1,949,050.26 and 541,090.20 is: 811,744.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,191.64 : 1,949,050.26 = 541,090.20 : x
  2. Step 2: Convert to fraction form
    1,299,191.64/1,949,050.26 = 541,090.20/x
  3. Step 3: Cross multiply
    1,299,191.64x = 1,949,050.26 × 541,090.20
  4. Step 4: Simplify right side
    1,299,191.64x = 1,054,611,994,993.45
  5. Step 5: Solve for x
    x = 1,054,611,994,993.45/1,299,191.64
  6. Step 6: Final answer
    x = 811,744.75

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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.