Home / 1,984,302.32-2,738,257.86-1,168,540.40

Finding the Fourth Proportional to 1,984,302.32, 2,738,257.86 and 1,168,540.40

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Solution

The fourth proportional to 1,984,302.32, 2,738,257.86 and 1,168,540.40 is: 1,612,539.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,302.32 : 2,738,257.86 = 1,168,540.40 : x
  2. Step 2: Convert to fraction form
    1,984,302.32/2,738,257.86 = 1,168,540.40/x
  3. Step 3: Cross multiply
    1,984,302.32x = 2,738,257.86 × 1,168,540.40
  4. Step 4: Simplify right side
    1,984,302.32x = 3,199,764,935,027.54
  5. Step 5: Solve for x
    x = 3,199,764,935,027.54/1,984,302.32
  6. Step 6: Final answer
    x = 1,612,539.03

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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.