Home / 2,907,963.60-4,362,636.60-1,224,200.40

Finding the Fourth Proportional to 2,907,963.60, 4,362,636.60 and 1,224,200.40

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Solution

The fourth proportional to 2,907,963.60, 4,362,636.60 and 1,224,200.40 is: 1,836,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,907,963.60 : 4,362,636.60 = 1,224,200.40 : x
  2. Step 2: Convert to fraction form
    2,907,963.60/4,362,636.60 = 1,224,200.40/x
  3. Step 3: Cross multiply
    2,907,963.60x = 4,362,636.60 × 1,224,200.40
  4. Step 4: Simplify right side
    2,907,963.60x = 5,340,741,470,774.64
  5. Step 5: Solve for x
    x = 5,340,741,470,774.64/2,907,963.60
  6. Step 6: Final answer
    x = 1,836,591.58

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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.