Home / 2,588,773.57-3,883,720.88-991,336.73

Finding the Fourth Proportional to 2,588,773.57, 3,883,720.88 and 991,336.73

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Solution

The fourth proportional to 2,588,773.57, 3,883,720.88 and 991,336.73 is: 1,487,219.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,773.57 : 3,883,720.88 = 991,336.73 : x
  2. Step 2: Convert to fraction form
    2,588,773.57/3,883,720.88 = 991,336.73/x
  3. Step 3: Cross multiply
    2,588,773.57x = 3,883,720.88 × 991,336.73
  4. Step 4: Simplify right side
    2,588,773.57x = 3,850,075,157,411.92
  5. Step 5: Solve for x
    x = 3,850,075,157,411.92/2,588,773.57
  6. Step 6: Final answer
    x = 1,487,219.74

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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.