Home / 1,201,923.85-1,658,589.21-657,954.41

Finding the Fourth Proportional to 1,201,923.85, 1,658,589.21 and 657,954.41

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Solution

The fourth proportional to 1,201,923.85, 1,658,589.21 and 657,954.41 is: 907,941.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,923.85 : 1,658,589.21 = 657,954.41 : x
  2. Step 2: Convert to fraction form
    1,201,923.85/1,658,589.21 = 657,954.41/x
  3. Step 3: Cross multiply
    1,201,923.85x = 1,658,589.21 × 657,954.41
  4. Step 4: Simplify right side
    1,201,923.85x = 1,091,276,089,244.39
  5. Step 5: Solve for x
    x = 1,091,276,089,244.39/1,201,923.85
  6. Step 6: Final answer
    x = 907,941.12

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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.