Finding the Fourth Proportional to 1,265,518.36, 1,746,414.21 and 714,350.08
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Solution
The fourth proportional to 1,265,518.36, 1,746,414.21 and 714,350.08 is: 985,802.47
Step by Step Solution
- Step 1: Write the proportion equation
1,265,518.36 : 1,746,414.21 = 714,350.08 : x - Step 2: Convert to fraction form
1,265,518.36/1,746,414.21 = 714,350.08/x - Step 3: Cross multiply
1,265,518.36x = 1,746,414.21 × 714,350.08 - Step 4: Simplify right side
1,265,518.36x = 1,247,551,129,237.72 - Step 5: Solve for x
x = 1,247,551,129,237.72/1,265,518.36 - Step 6: Final answer
x = 985,802.47
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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.