Home / 1,970,745.85-2,719,633.26-1,065,327.85

Finding the Fourth Proportional to 1,970,745.85, 2,719,633.26 and 1,065,327.85

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Solution

The fourth proportional to 1,970,745.85, 2,719,633.26 and 1,065,327.85 is: 1,470,154.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,745.85 : 2,719,633.26 = 1,065,327.85 : x
  2. Step 2: Convert to fraction form
    1,970,745.85/2,719,633.26 = 1,065,327.85/x
  3. Step 3: Cross multiply
    1,970,745.85x = 2,719,633.26 × 1,065,327.85
  4. Step 4: Simplify right side
    1,970,745.85x = 2,897,301,053,664.29
  5. Step 5: Solve for x
    x = 2,897,301,053,664.29/1,970,745.85
  6. Step 6: Final answer
    x = 1,470,154.59

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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.