Home / 1,962,193.60-2,708,051.70-1,091,115.28

Finding the Fourth Proportional to 1,962,193.60, 2,708,051.70 and 1,091,115.28

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Solution

The fourth proportional to 1,962,193.60, 2,708,051.70 and 1,091,115.28 is: 1,505,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,193.60 : 2,708,051.70 = 1,091,115.28 : x
  2. Step 2: Convert to fraction form
    1,962,193.60/2,708,051.70 = 1,091,115.28/x
  3. Step 3: Cross multiply
    1,962,193.60x = 2,708,051.70 × 1,091,115.28
  4. Step 4: Simplify right side
    1,962,193.60x = 2,954,796,588,899.98
  5. Step 5: Solve for x
    x = 2,954,796,588,899.98/1,962,193.60
  6. Step 6: Final answer
    x = 1,505,863.94

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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.