Finding the Fourth Proportional to 3,666,831.36, 5,059,816.86 and 2,035,307.49
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Solution
The fourth proportional to 3,666,831.36, 5,059,816.86 and 2,035,307.49 is: 2,808,496.53
Step by Step Solution
- Step 1: Write the proportion equation
3,666,831.36 : 5,059,816.86 = 2,035,307.49 : x - Step 2: Convert to fraction form
3,666,831.36/5,059,816.86 = 2,035,307.49/x - Step 3: Cross multiply
3,666,831.36x = 5,059,816.86 × 2,035,307.49 - Step 4: Simplify right side
3,666,831.36x = 10,298,283,153,186.28 - Step 5: Solve for x
x = 10,298,283,153,186.28/3,666,831.36 - Step 6: Final answer
x = 2,808,496.53
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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.