Home / 1,979,677.89-2,731,926.27-1,163,973.33

Finding the Fourth Proportional to 1,979,677.89, 2,731,926.27 and 1,163,973.33

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Solution

The fourth proportional to 1,979,677.89, 2,731,926.27 and 1,163,973.33 is: 1,606,266.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,677.89 : 2,731,926.27 = 1,163,973.33 : x
  2. Step 2: Convert to fraction form
    1,979,677.89/2,731,926.27 = 1,163,973.33/x
  3. Step 3: Cross multiply
    1,979,677.89x = 2,731,926.27 × 1,163,973.33
  4. Step 4: Simplify right side
    1,979,677.89x = 3,179,889,317,806.38
  5. Step 5: Solve for x
    x = 3,179,889,317,806.38/1,979,677.89
  6. Step 6: Final answer
    x = 1,606,266.02

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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.