Home / 3,625,428.64-5,434,410.48-1,942,080.16

Finding the Fourth Proportional to 3,625,428.64, 5,434,410.48 and 1,942,080.16

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Solution

The fourth proportional to 3,625,428.64, 5,434,410.48 and 1,942,080.16 is: 2,911,120.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625,428.64 : 5,434,410.48 = 1,942,080.16 : x
  2. Step 2: Convert to fraction form
    3,625,428.64/5,434,410.48 = 1,942,080.16/x
  3. Step 3: Cross multiply
    3,625,428.64x = 5,434,410.48 × 1,942,080.16
  4. Step 4: Simplify right side
    3,625,428.64x = 10,554,060,774,504.08
  5. Step 5: Solve for x
    x = 10,554,060,774,504.08/3,625,428.64
  6. Step 6: Final answer
    x = 2,911,120.81

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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.