Home / 1,072,197.80-1,605,963.90-650,738.60

Finding the Fourth Proportional to 1,072,197.80, 1,605,963.90 and 650,738.60

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Solution

The fourth proportional to 1,072,197.80, 1,605,963.90 and 650,738.60 is: 974,692.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,197.80 : 1,605,963.90 = 650,738.60 : x
  2. Step 2: Convert to fraction form
    1,072,197.80/1,605,963.90 = 650,738.60/x
  3. Step 3: Cross multiply
    1,072,197.80x = 1,605,963.90 × 650,738.60
  4. Step 4: Simplify right side
    1,072,197.80x = 1,045,062,699,936.54
  5. Step 5: Solve for x
    x = 1,045,062,699,936.54/1,072,197.80
  6. Step 6: Final answer
    x = 974,692.08

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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.