Home / 1,902,980.74-2,626,189.14-1,043,571.82

Finding the Fourth Proportional to 1,902,980.74, 2,626,189.14 and 1,043,571.82

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Solution

The fourth proportional to 1,902,980.74, 2,626,189.14 and 1,043,571.82 is: 1,440,170.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,980.74 : 2,626,189.14 = 1,043,571.82 : x
  2. Step 2: Convert to fraction form
    1,902,980.74/2,626,189.14 = 1,043,571.82/x
  3. Step 3: Cross multiply
    1,902,980.74x = 2,626,189.14 × 1,043,571.82
  4. Step 4: Simplify right side
    1,902,980.74x = 2,740,616,980,494.03
  5. Step 5: Solve for x
    x = 2,740,616,980,494.03/1,902,980.74
  6. Step 6: Final answer
    x = 1,440,170.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.