Home / 1,373,970.69-2,061,143.19-475,171.20

Finding the Fourth Proportional to 1,373,970.69, 2,061,143.19 and 475,171.20

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Solution

The fourth proportional to 1,373,970.69, 2,061,143.19 and 475,171.20 is: 712,821.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,970.69 : 2,061,143.19 = 475,171.20 : x
  2. Step 2: Convert to fraction form
    1,373,970.69/2,061,143.19 = 475,171.20/x
  3. Step 3: Cross multiply
    1,373,970.69x = 2,061,143.19 × 475,171.20
  4. Step 4: Simplify right side
    1,373,970.69x = 979,395,882,964.13
  5. Step 5: Solve for x
    x = 979,395,882,964.13/1,373,970.69
  6. Step 6: Final answer
    x = 712,821.53

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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.