Home / 1,460,120.80-2,014,945.26-815,550.40

Finding the Fourth Proportional to 1,460,120.80, 2,014,945.26 and 815,550.40

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Solution

The fourth proportional to 1,460,120.80, 2,014,945.26 and 815,550.40 is: 1,125,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,120.80 : 2,014,945.26 = 815,550.40 : x
  2. Step 2: Convert to fraction form
    1,460,120.80/2,014,945.26 = 815,550.40/x
  3. Step 3: Cross multiply
    1,460,120.80x = 2,014,945.26 × 815,550.40
  4. Step 4: Simplify right side
    1,460,120.80x = 1,643,289,412,771.10
  5. Step 5: Solve for x
    x = 1,643,289,412,771.10/1,460,120.80
  6. Step 6: Final answer
    x = 1,125,447.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.