Home / 1,409,586.01-1,945,212.51-765,006.64

Finding the Fourth Proportional to 1,409,586.01, 1,945,212.51 and 765,006.64

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Solution

The fourth proportional to 1,409,586.01, 1,945,212.51 and 765,006.64 is: 1,055,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,586.01 : 1,945,212.51 = 765,006.64 : x
  2. Step 2: Convert to fraction form
    1,409,586.01/1,945,212.51 = 765,006.64/x
  3. Step 3: Cross multiply
    1,409,586.01x = 1,945,212.51 × 765,006.64
  4. Step 4: Simplify right side
    1,409,586.01x = 1,488,100,486,361.07
  5. Step 5: Solve for x
    x = 1,488,100,486,361.07/1,409,586.01
  6. Step 6: Final answer
    x = 1,055,700.38

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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.