Home / 1,545,556.73-2,130,908.33-1,104,558.30

Finding the Fourth Proportional to 1,545,556.73, 2,130,908.33 and 1,104,558.30

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Solution

The fourth proportional to 1,545,556.73, 2,130,908.33 and 1,104,558.30 is: 1,522,889.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,556.73 : 2,130,908.33 = 1,104,558.30 : x
  2. Step 2: Convert to fraction form
    1,545,556.73/2,130,908.33 = 1,104,558.30/x
  3. Step 3: Cross multiply
    1,545,556.73x = 2,130,908.33 × 1,104,558.30
  4. Step 4: Simplify right side
    1,545,556.73x = 2,353,712,476,917.85
  5. Step 5: Solve for x
    x = 2,353,712,476,917.85/1,545,556.73
  6. Step 6: Final answer
    x = 1,522,889.74

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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.