Home / 1,908,847.20-2,634,052.48-1,123,788.48

Finding the Fourth Proportional to 1,908,847.20, 2,634,052.48 and 1,123,788.48

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Solution

The fourth proportional to 1,908,847.20, 2,634,052.48 and 1,123,788.48 is: 1,550,735.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,847.20 : 2,634,052.48 = 1,123,788.48 : x
  2. Step 2: Convert to fraction form
    1,908,847.20/2,634,052.48 = 1,123,788.48/x
  3. Step 3: Cross multiply
    1,908,847.20x = 2,634,052.48 × 1,123,788.48
  4. Step 4: Simplify right side
    1,908,847.20x = 2,960,117,832,739.43
  5. Step 5: Solve for x
    x = 2,960,117,832,739.43/1,908,847.20
  6. Step 6: Final answer
    x = 1,550,735.87

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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.