Home / 1,085,337.36-1,627,986.60-445,502.16

Finding the Fourth Proportional to 1,085,337.36, 1,627,986.60 and 445,502.16

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Solution

The fourth proportional to 1,085,337.36, 1,627,986.60 and 445,502.16 is: 668,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,337.36 : 1,627,986.60 = 445,502.16 : x
  2. Step 2: Convert to fraction form
    1,085,337.36/1,627,986.60 = 445,502.16/x
  3. Step 3: Cross multiply
    1,085,337.36x = 1,627,986.60 × 445,502.16
  4. Step 4: Simplify right side
    1,085,337.36x = 725,271,546,751.06
  5. Step 5: Solve for x
    x = 725,271,546,751.06/1,085,337.36
  6. Step 6: Final answer
    x = 668,245.26

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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.