Home / 1,682,378.52-2,322,514.80-1,038,153.48

Finding the Fourth Proportional to 1,682,378.52, 2,322,514.80 and 1,038,153.48

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Solution

The fourth proportional to 1,682,378.52, 2,322,514.80 and 1,038,153.48 is: 1,433,165.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,378.52 : 2,322,514.80 = 1,038,153.48 : x
  2. Step 2: Convert to fraction form
    1,682,378.52/2,322,514.80 = 1,038,153.48/x
  3. Step 3: Cross multiply
    1,682,378.52x = 2,322,514.80 × 1,038,153.48
  4. Step 4: Simplify right side
    1,682,378.52x = 2,411,126,821,971.50
  5. Step 5: Solve for x
    x = 2,411,126,821,971.50/1,682,378.52
  6. Step 6: Final answer
    x = 1,433,165.48

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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.