Home / 1,082,713.80-1,624,070.70-746,790.60

Finding the Fourth Proportional to 1,082,713.80, 1,624,070.70 and 746,790.60

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Solution

The fourth proportional to 1,082,713.80, 1,624,070.70 and 746,790.60 is: 1,120,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,713.80 : 1,624,070.70 = 746,790.60 : x
  2. Step 2: Convert to fraction form
    1,082,713.80/1,624,070.70 = 746,790.60/x
  3. Step 3: Cross multiply
    1,082,713.80x = 1,624,070.70 × 746,790.60
  4. Step 4: Simplify right side
    1,082,713.80x = 1,212,840,732,495.42
  5. Step 5: Solve for x
    x = 1,212,840,732,495.42/1,082,713.80
  6. Step 6: Final answer
    x = 1,120,185.90

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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.