Home / 1,888,285.08-2,605,800.60-1,028,852.40

Finding the Fourth Proportional to 1,888,285.08, 2,605,800.60 and 1,028,852.40

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Solution

The fourth proportional to 1,888,285.08, 2,605,800.60 and 1,028,852.40 is: 1,419,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,285.08 : 2,605,800.60 = 1,028,852.40 : x
  2. Step 2: Convert to fraction form
    1,888,285.08/2,605,800.60 = 1,028,852.40/x
  3. Step 3: Cross multiply
    1,888,285.08x = 2,605,800.60 × 1,028,852.40
  4. Step 4: Simplify right side
    1,888,285.08x = 2,680,984,201,231.44
  5. Step 5: Solve for x
    x = 2,680,984,201,231.44/1,888,285.08
  6. Step 6: Final answer
    x = 1,419,798.43

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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.