Home / 1,579,368.55-2,179,528.94-891,186.48

Finding the Fourth Proportional to 1,579,368.55, 2,179,528.94 and 891,186.48

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Solution

The fourth proportional to 1,579,368.55, 2,179,528.94 and 891,186.48 is: 1,229,837.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,368.55 : 2,179,528.94 = 891,186.48 : x
  2. Step 2: Convert to fraction form
    1,579,368.55/2,179,528.94 = 891,186.48/x
  3. Step 3: Cross multiply
    1,579,368.55x = 2,179,528.94 × 891,186.48
  4. Step 4: Simplify right side
    1,579,368.55x = 1,942,366,724,096.73
  5. Step 5: Solve for x
    x = 1,942,366,724,096.73/1,579,368.55
  6. Step 6: Final answer
    x = 1,229,837.53

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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.