Home / 1,147,080.57-1,720,509.03-348,369.05

Finding the Fourth Proportional to 1,147,080.57, 1,720,509.03 and 348,369.05

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Solution

The fourth proportional to 1,147,080.57, 1,720,509.03 and 348,369.05 is: 522,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,080.57 : 1,720,509.03 = 348,369.05 : x
  2. Step 2: Convert to fraction form
    1,147,080.57/1,720,509.03 = 348,369.05/x
  3. Step 3: Cross multiply
    1,147,080.57x = 1,720,509.03 × 348,369.05
  4. Step 4: Simplify right side
    1,147,080.57x = 599,372,087,694.98
  5. Step 5: Solve for x
    x = 599,372,087,694.98/1,147,080.57
  6. Step 6: Final answer
    x = 522,519.61

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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.