Home / 4,261,159.20-6,391,738.80-3,688,845.60

Finding the Fourth Proportional to 4,261,159.20, 6,391,738.80 and 3,688,845.60

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Solution

The fourth proportional to 4,261,159.20, 6,391,738.80 and 3,688,845.60 is: 5,533,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261,159.20 : 6,391,738.80 = 3,688,845.60 : x
  2. Step 2: Convert to fraction form
    4,261,159.20/6,391,738.80 = 3,688,845.60/x
  3. Step 3: Cross multiply
    4,261,159.20x = 6,391,738.80 × 3,688,845.60
  4. Step 4: Simplify right side
    4,261,159.20x = 23,578,137,548,729.28
  5. Step 5: Solve for x
    x = 23,578,137,548,729.28/4,261,159.20
  6. Step 6: Final answer
    x = 5,533,268.40

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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.