Home / 1,881,900.27-2,597,243.76-1,117,953.81

Finding the Fourth Proportional to 1,881,900.27, 2,597,243.76 and 1,117,953.81

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Solution

The fourth proportional to 1,881,900.27, 2,597,243.76 and 1,117,953.81 is: 1,542,907.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,900.27 : 2,597,243.76 = 1,117,953.81 : x
  2. Step 2: Convert to fraction form
    1,881,900.27/2,597,243.76 = 1,117,953.81/x
  3. Step 3: Cross multiply
    1,881,900.27x = 2,597,243.76 × 1,117,953.81
  4. Step 4: Simplify right side
    1,881,900.27x = 2,903,598,556,990.73
  5. Step 5: Solve for x
    x = 2,903,598,556,990.73/1,881,900.27
  6. Step 6: Final answer
    x = 1,542,907.77

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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.