Home / 1,028,556.24-1,541,889.12-354,477.44

Finding the Fourth Proportional to 1,028,556.24, 1,541,889.12 and 354,477.44

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Solution

The fourth proportional to 1,028,556.24, 1,541,889.12 and 354,477.44 is: 531,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,556.24 : 1,541,889.12 = 354,477.44 : x
  2. Step 2: Convert to fraction form
    1,028,556.24/1,541,889.12 = 354,477.44/x
  3. Step 3: Cross multiply
    1,028,556.24x = 1,541,889.12 × 354,477.44
  4. Step 4: Simplify right side
    1,028,556.24x = 546,564,908,021.45
  5. Step 5: Solve for x
    x = 546,564,908,021.45/1,028,556.24
  6. Step 6: Final answer
    x = 531,390.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.