Home / 1,412,953-1,949,926.44-809,457.64

Finding the Fourth Proportional to 1,412,953, 1,949,926.44 and 809,457.64

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Solution

The fourth proportional to 1,412,953, 1,949,926.44 and 809,457.64 is: 1,117,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,953 : 1,949,926.44 = 809,457.64 : x
  2. Step 2: Convert to fraction form
    1,412,953/1,949,926.44 = 809,457.64/x
  3. Step 3: Cross multiply
    1,412,953x = 1,949,926.44 × 809,457.64
  4. Step 4: Simplify right side
    1,412,953x = 1,578,382,854,296.00
  5. Step 5: Solve for x
    x = 1,578,382,854,296.00/1,412,953
  6. Step 6: Final answer
    x = 1,117,080.93

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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.