Finding the Fourth Proportional to 1,120,770.66, 1,546,661.99 and 611,473.04
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Solution
The fourth proportional to 1,120,770.66, 1,546,661.99 and 611,473.04 is: 843,831.96
Step by Step Solution
- Step 1: Write the proportion equation
1,120,770.66 : 1,546,661.99 = 611,473.04 : x - Step 2: Convert to fraction form
1,120,770.66/1,546,661.99 = 611,473.04/x - Step 3: Cross multiply
1,120,770.66x = 1,546,661.99 × 611,473.04 - Step 4: Simplify right side
1,120,770.66x = 945,742,098,087.08 - Step 5: Solve for x
x = 945,742,098,087.08/1,120,770.66 - Step 6: Final answer
x = 843,831.96
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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.