Home / 3,934,620.09-5,902,140.74-1,239,155.24

Finding the Fourth Proportional to 3,934,620.09, 5,902,140.74 and 1,239,155.24

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Solution

The fourth proportional to 3,934,620.09, 5,902,140.74 and 1,239,155.24 is: 1,858,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934,620.09 : 5,902,140.74 = 1,239,155.24 : x
  2. Step 2: Convert to fraction form
    3,934,620.09/5,902,140.74 = 1,239,155.24/x
  3. Step 3: Cross multiply
    3,934,620.09x = 5,902,140.74 × 1,239,155.24
  4. Step 4: Simplify right side
    3,934,620.09x = 7,313,668,589,482.00
  5. Step 5: Solve for x
    x = 7,313,668,589,482.00/3,934,620.09
  6. Step 6: Final answer
    x = 1,858,799.18

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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.