Finding the Fourth Proportional to 4,819,831.24, 6,651,434.96 and 2,644,334.84
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Solution
The fourth proportional to 4,819,831.24, 6,651,434.96 and 2,644,334.84 is: 3,649,219.30
Step by Step Solution
- Step 1: Write the proportion equation
4,819,831.24 : 6,651,434.96 = 2,644,334.84 : x - Step 2: Convert to fraction form
4,819,831.24/6,651,434.96 = 2,644,334.84/x - Step 3: Cross multiply
4,819,831.24x = 6,651,434.96 × 2,644,334.84 - Step 4: Simplify right side
4,819,831.24x = 17,588,621,200,722.01 - Step 5: Solve for x
x = 17,588,621,200,722.01/4,819,831.24 - Step 6: Final answer
x = 3,649,219.30
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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.