Home / 1,809,577.80-2,714,172.30-479,881.80

Finding the Fourth Proportional to 1,809,577.80, 2,714,172.30 and 479,881.80

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Solution

The fourth proportional to 1,809,577.80, 2,714,172.30 and 479,881.80 is: 719,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,577.80 : 2,714,172.30 = 479,881.80 : x
  2. Step 2: Convert to fraction form
    1,809,577.80/2,714,172.30 = 479,881.80/x
  3. Step 3: Cross multiply
    1,809,577.80x = 2,714,172.30 × 479,881.80
  4. Step 4: Simplify right side
    1,809,577.80x = 1,302,481,888,834.14
  5. Step 5: Solve for x
    x = 1,302,481,888,834.14/1,809,577.80
  6. Step 6: Final answer
    x = 719,771.15

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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.