Home / 1,603,692.80-2,405,597.28-538,769.60

Finding the Fourth Proportional to 1,603,692.80, 2,405,597.28 and 538,769.60

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Solution

The fourth proportional to 1,603,692.80, 2,405,597.28 and 538,769.60 is: 808,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,692.80 : 2,405,597.28 = 538,769.60 : x
  2. Step 2: Convert to fraction form
    1,603,692.80/2,405,597.28 = 538,769.60/x
  3. Step 3: Cross multiply
    1,603,692.80x = 2,405,597.28 × 538,769.60
  4. Step 4: Simplify right side
    1,603,692.80x = 1,296,062,684,306.69
  5. Step 5: Solve for x
    x = 1,296,062,684,306.69/1,603,692.80
  6. Step 6: Final answer
    x = 808,173.91

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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.