Home / 2,556,058.78-3,928,555.69

Finding the Third Proportional to 2,556,058.78 and 3,928,555.69

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Solution

The third proportional to 2,556,058.78 and 3,928,555.69 is: 6,038,026.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,058.78 : 3,928,555.69 = 3,928,555.69 : x
  2. Step 2: Convert to fraction form
    2,556,058.78/3,928,555.69 = 3,928,555.69/x
  3. Step 3: Cross multiply
    2,556,058.78x = 3,928,555.69 × 3,928,555.69
  4. Step 4: Simplify right side
    2,556,058.78x = 15,433,549,789,788.60
  5. Step 5: Solve for x
    x = 15,433,549,789,788.60/2,556,058.78
  6. Step 6: Final answer
    x = 6,038,026.16

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.