Home / 1,409,589.48-2,114,365.26-344,640.68

Finding the Fourth Proportional to 1,409,589.48, 2,114,365.26 and 344,640.68

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Solution

The fourth proportional to 1,409,589.48, 2,114,365.26 and 344,640.68 is: 516,956.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,589.48 : 2,114,365.26 = 344,640.68 : x
  2. Step 2: Convert to fraction form
    1,409,589.48/2,114,365.26 = 344,640.68/x
  3. Step 3: Cross multiply
    1,409,589.48x = 2,114,365.26 × 344,640.68
  4. Step 4: Simplify right side
    1,409,589.48x = 728,696,280,974.78
  5. Step 5: Solve for x
    x = 728,696,280,974.78/1,409,589.48
  6. Step 6: Final answer
    x = 516,956.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.