Home / 1,816,865.06-2,507,330.60-1,042,637.54

Finding the Fourth Proportional to 1,816,865.06, 2,507,330.60 and 1,042,637.54

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Solution

The fourth proportional to 1,816,865.06, 2,507,330.60 and 1,042,637.54 is: 1,438,872.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,865.06 : 2,507,330.60 = 1,042,637.54 : x
  2. Step 2: Convert to fraction form
    1,816,865.06/2,507,330.60 = 1,042,637.54/x
  3. Step 3: Cross multiply
    1,816,865.06x = 2,507,330.60 × 1,042,637.54
  4. Step 4: Simplify right side
    1,816,865.06x = 2,614,237,008,750.72
  5. Step 5: Solve for x
    x = 2,614,237,008,750.72/1,816,865.06
  6. Step 6: Final answer
    x = 1,438,872.41

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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.