Home / 1,409,586.05-2,114,379.07-344,615.46

Finding the Fourth Proportional to 1,409,586.05, 2,114,379.07 and 344,615.46

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Solution

The fourth proportional to 1,409,586.05, 2,114,379.07 and 344,615.46 is: 516,923.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,586.05 : 2,114,379.07 = 344,615.46 : x
  2. Step 2: Convert to fraction form
    1,409,586.05/2,114,379.07 = 344,615.46/x
  3. Step 3: Cross multiply
    1,409,586.05x = 2,114,379.07 × 344,615.46
  4. Step 4: Simplify right side
    1,409,586.05x = 728,647,714,960.88
  5. Step 5: Solve for x
    x = 728,647,714,960.88/1,409,586.05
  6. Step 6: Final answer
    x = 516,923.19

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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.