Home / 1,973,838.60-2,956,821.30-1,131,406.20

Finding the Fourth Proportional to 1,973,838.60, 2,956,821.30 and 1,131,406.20

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Solution

The fourth proportional to 1,973,838.60, 2,956,821.30 and 1,131,406.20 is: 1,694,852.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,838.60 : 2,956,821.30 = 1,131,406.20 : x
  2. Step 2: Convert to fraction form
    1,973,838.60/2,956,821.30 = 1,131,406.20/x
  3. Step 3: Cross multiply
    1,973,838.60x = 2,956,821.30 × 1,131,406.20
  4. Step 4: Simplify right side
    1,973,838.60x = 3,345,365,951,112.06
  5. Step 5: Solve for x
    x = 3,345,365,951,112.06/1,973,838.60
  6. Step 6: Final answer
    x = 1,694,852.84

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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.