Finding the Fourth Proportional to 3,540,831.84, 5,308,525.44 and 1,833,144.48
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Solution
The fourth proportional to 3,540,831.84, 5,308,525.44 and 1,833,144.48 is: 2,748,307.33
Step by Step Solution
- Step 1: Write the proportion equation
3,540,831.84 : 5,308,525.44 = 1,833,144.48 : x - Step 2: Convert to fraction form
3,540,831.84/5,308,525.44 = 1,833,144.48/x - Step 3: Cross multiply
3,540,831.84x = 5,308,525.44 × 1,833,144.48 - Step 4: Simplify right side
3,540,831.84x = 9,731,294,107,275.57 - Step 5: Solve for x
x = 9,731,294,107,275.57/3,540,831.84 - Step 6: Final answer
x = 2,748,307.33
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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.