Home / 1,409,708.36-2,114,544.20-344,759.64

Finding the Fourth Proportional to 1,409,708.36, 2,114,544.20 and 344,759.64

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Solution

The fourth proportional to 1,409,708.36, 2,114,544.20 and 344,759.64 is: 517,134.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,708.36 : 2,114,544.20 = 344,759.64 : x
  2. Step 2: Convert to fraction form
    1,409,708.36/2,114,544.20 = 344,759.64/x
  3. Step 3: Cross multiply
    1,409,708.36x = 2,114,544.20 × 344,759.64
  4. Step 4: Simplify right side
    1,409,708.36x = 729,009,497,156.09
  5. Step 5: Solve for x
    x = 729,009,497,156.09/1,409,708.36
  6. Step 6: Final answer
    x = 517,134.97

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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.