Home / 2,087,231.20-3,133,179.60-1,616,005.60

Finding the Fourth Proportional to 2,087,231.20, 3,133,179.60 and 1,616,005.60

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Solution

The fourth proportional to 2,087,231.20, 3,133,179.60 and 1,616,005.60 is: 2,425,814.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,231.20 : 3,133,179.60 = 1,616,005.60 : x
  2. Step 2: Convert to fraction form
    2,087,231.20/3,133,179.60 = 1,616,005.60/x
  3. Step 3: Cross multiply
    2,087,231.20x = 3,133,179.60 × 1,616,005.60
  4. Step 4: Simplify right side
    2,087,231.20x = 5,063,235,779,405.76
  5. Step 5: Solve for x
    x = 5,063,235,779,405.76/2,087,231.20
  6. Step 6: Final answer
    x = 2,425,814.53

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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.