Home / 1,347,887.08-1,856,922.96-939,247.35

Finding the Fourth Proportional to 1,347,887.08, 1,856,922.96 and 939,247.35

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Solution

The fourth proportional to 1,347,887.08, 1,856,922.96 and 939,247.35 is: 1,293,958.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,887.08 : 1,856,922.96 = 939,247.35 : x
  2. Step 2: Convert to fraction form
    1,347,887.08/1,856,922.96 = 939,247.35/x
  3. Step 3: Cross multiply
    1,347,887.08x = 1,856,922.96 × 939,247.35
  4. Step 4: Simplify right side
    1,347,887.08x = 1,744,109,969,334.16
  5. Step 5: Solve for x
    x = 1,744,109,969,334.16/1,347,887.08
  6. Step 6: Final answer
    x = 1,293,958.52

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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.