Home / 1,977,467.14-2,728,978.14-1,117,976.14

Finding the Fourth Proportional to 1,977,467.14, 2,728,978.14 and 1,117,976.14

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Solution

The fourth proportional to 1,977,467.14, 2,728,978.14 and 1,117,976.14 is: 1,542,848.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,467.14 : 2,728,978.14 = 1,117,976.14 : x
  2. Step 2: Convert to fraction form
    1,977,467.14/2,728,978.14 = 1,117,976.14/x
  3. Step 3: Cross multiply
    1,977,467.14x = 2,728,978.14 × 1,117,976.14
  4. Step 4: Simplify right side
    1,977,467.14x = 3,050,932,448,416.60
  5. Step 5: Solve for x
    x = 3,050,932,448,416.60/1,977,467.14
  6. Step 6: Final answer
    x = 1,542,848.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.