Home / 1,207,922.80-1,809,810.60-575,474.80

Finding the Fourth Proportional to 1,207,922.80, 1,809,810.60 and 575,474.80

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Solution

The fourth proportional to 1,207,922.80, 1,809,810.60 and 575,474.80 is: 862,224.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,922.80 : 1,809,810.60 = 575,474.80 : x
  2. Step 2: Convert to fraction form
    1,207,922.80/1,809,810.60 = 575,474.80/x
  3. Step 3: Cross multiply
    1,207,922.80x = 1,809,810.60 × 575,474.80
  4. Step 4: Simplify right side
    1,207,922.80x = 1,041,500,393,072.88
  5. Step 5: Solve for x
    x = 1,041,500,393,072.88/1,207,922.80
  6. Step 6: Final answer
    x = 862,224.30

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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.