Home / 1,100,745.90-1,649,806.65-461,048.40

Finding the Fourth Proportional to 1,100,745.90, 1,649,806.65 and 461,048.40

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Solution

The fourth proportional to 1,100,745.90, 1,649,806.65 and 461,048.40 is: 691,022.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,745.90 : 1,649,806.65 = 461,048.40 : x
  2. Step 2: Convert to fraction form
    1,100,745.90/1,649,806.65 = 461,048.40/x
  3. Step 3: Cross multiply
    1,100,745.90x = 1,649,806.65 × 461,048.40
  4. Step 4: Simplify right side
    1,100,745.90x = 760,640,716,291.86
  5. Step 5: Solve for x
    x = 760,640,716,291.86/1,100,745.90
  6. Step 6: Final answer
    x = 691,022.98

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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.