Home / 1,673,125.52-2,308,889.92-928,028.64

Finding the Fourth Proportional to 1,673,125.52, 2,308,889.92 and 928,028.64

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Solution

The fourth proportional to 1,673,125.52, 2,308,889.92 and 928,028.64 is: 1,280,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,125.52 : 2,308,889.92 = 928,028.64 : x
  2. Step 2: Convert to fraction form
    1,673,125.52/2,308,889.92 = 928,028.64/x
  3. Step 3: Cross multiply
    1,673,125.52x = 2,308,889.92 × 928,028.64
  4. Step 4: Simplify right side
    1,673,125.52x = 2,142,715,972,367.31
  5. Step 5: Solve for x
    x = 2,142,715,972,367.31/1,673,125.52
  6. Step 6: Final answer
    x = 1,280,666.60

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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.