Home / 3,020,840.64-4,530,603.60-998,606.80

Finding the Fourth Proportional to 3,020,840.64, 4,530,603.60 and 998,606.80

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Solution

The fourth proportional to 3,020,840.64, 4,530,603.60 and 998,606.80 is: 1,497,692.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,840.64 : 4,530,603.60 = 998,606.80 : x
  2. Step 2: Convert to fraction form
    3,020,840.64/4,530,603.60 = 998,606.80/x
  3. Step 3: Cross multiply
    3,020,840.64x = 4,530,603.60 × 998,606.80
  4. Step 4: Simplify right side
    3,020,840.64x = 4,524,291,563,064.48
  5. Step 5: Solve for x
    x = 4,524,291,563,064.48/3,020,840.64
  6. Step 6: Final answer
    x = 1,497,692.89

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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.