Home / 1,956,376.23-2,699,826.78-1,181,899.40

Finding the Fourth Proportional to 1,956,376.23, 2,699,826.78 and 1,181,899.40

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Solution

The fourth proportional to 1,956,376.23, 2,699,826.78 and 1,181,899.40 is: 1,631,037.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,376.23 : 2,699,826.78 = 1,181,899.40 : x
  2. Step 2: Convert to fraction form
    1,956,376.23/2,699,826.78 = 1,181,899.40/x
  3. Step 3: Cross multiply
    1,956,376.23x = 2,699,826.78 × 1,181,899.40
  4. Step 4: Simplify right side
    1,956,376.23x = 3,190,923,637,886.80
  5. Step 5: Solve for x
    x = 3,190,923,637,886.80/1,956,376.23
  6. Step 6: Final answer
    x = 1,631,037.83

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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.