Home / 2,159,110.40-3,238,665.60-663,202.40

Finding the Fourth Proportional to 2,159,110.40, 3,238,665.60 and 663,202.40

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Solution

The fourth proportional to 2,159,110.40, 3,238,665.60 and 663,202.40 is: 994,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,110.40 : 3,238,665.60 = 663,202.40 : x
  2. Step 2: Convert to fraction form
    2,159,110.40/3,238,665.60 = 663,202.40/x
  3. Step 3: Cross multiply
    2,159,110.40x = 3,238,665.60 × 663,202.40
  4. Step 4: Simplify right side
    2,159,110.40x = 2,147,890,798,717.44
  5. Step 5: Solve for x
    x = 2,147,890,798,717.44/2,159,110.40
  6. Step 6: Final answer
    x = 994,803.60

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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.