Home / 3,525,784.57-5,288,529.09-1,129,576.15

Finding the Fourth Proportional to 3,525,784.57, 5,288,529.09 and 1,129,576.15

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Solution

The fourth proportional to 3,525,784.57, 5,288,529.09 and 1,129,576.15 is: 1,694,316.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525,784.57 : 5,288,529.09 = 1,129,576.15 : x
  2. Step 2: Convert to fraction form
    3,525,784.57/5,288,529.09 = 1,129,576.15/x
  3. Step 3: Cross multiply
    3,525,784.57x = 5,288,529.09 × 1,129,576.15
  4. Step 4: Simplify right side
    3,525,784.57x = 5,973,796,328,645.20
  5. Step 5: Solve for x
    x = 5,973,796,328,645.20/3,525,784.57
  6. Step 6: Final answer
    x = 1,694,316.88

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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.