Home / 2,091,845.60-3,135,011.12-828,984.16

Finding the Fourth Proportional to 2,091,845.60, 3,135,011.12 and 828,984.16

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Solution

The fourth proportional to 2,091,845.60, 3,135,011.12 and 828,984.16 is: 1,242,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,845.60 : 3,135,011.12 = 828,984.16 : x
  2. Step 2: Convert to fraction form
    2,091,845.60/3,135,011.12 = 828,984.16/x
  3. Step 3: Cross multiply
    2,091,845.60x = 3,135,011.12 × 828,984.16
  4. Step 4: Simplify right side
    2,091,845.60x = 2,598,874,559,903.86
  5. Step 5: Solve for x
    x = 2,598,874,559,903.86/2,091,845.60
  6. Step 6: Final answer
    x = 1,242,383.55

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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.