Home / 1,809,010.80-2,707,611.30-1,407,477.60

Finding the Fourth Proportional to 1,809,010.80, 2,707,611.30 and 1,407,477.60

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Solution

The fourth proportional to 1,809,010.80, 2,707,611.30 and 1,407,477.60 is: 2,106,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,010.80 : 2,707,611.30 = 1,407,477.60 : x
  2. Step 2: Convert to fraction form
    1,809,010.80/2,707,611.30 = 1,407,477.60/x
  3. Step 3: Cross multiply
    1,809,010.80x = 2,707,611.30 × 1,407,477.60
  4. Step 4: Simplify right side
    1,809,010.80x = 3,810,902,254,256.88
  5. Step 5: Solve for x
    x = 3,810,902,254,256.88/1,809,010.80
  6. Step 6: Final answer
    x = 2,106,622.17

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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.