Finding the Fourth Proportional to 1,193,466.25, 1,645,838.54 and 801,884.74
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Solution
The fourth proportional to 1,193,466.25, 1,645,838.54 and 801,884.74 is: 1,105,831.70
Step by Step Solution
- Step 1: Write the proportion equation
1,193,466.25 : 1,645,838.54 = 801,884.74 : x - Step 2: Convert to fraction form
1,193,466.25/1,645,838.54 = 801,884.74/x - Step 3: Cross multiply
1,193,466.25x = 1,645,838.54 × 801,884.74 - Step 4: Simplify right side
1,193,466.25x = 1,319,772,807,580.56 - Step 5: Solve for x
x = 1,319,772,807,580.56/1,193,466.25 - Step 6: Final answer
x = 1,105,831.70
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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.