Finding the Fourth Proportional to 1,787,251.68, 2,466,407.16 and 982,435.68
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Solution
The fourth proportional to 1,787,251.68, 2,466,407.16 and 982,435.68 is: 1,355,761.15
Step by Step Solution
- Step 1: Write the proportion equation
1,787,251.68 : 2,466,407.16 = 982,435.68 : x - Step 2: Convert to fraction form
1,787,251.68/2,466,407.16 = 982,435.68/x - Step 3: Cross multiply
1,787,251.68x = 2,466,407.16 × 982,435.68 - Step 4: Simplify right side
1,787,251.68x = 2,423,086,395,391.47 - Step 5: Solve for x
x = 2,423,086,395,391.47/1,787,251.68 - Step 6: Final answer
x = 1,355,761.15
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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.