Finding the Fourth Proportional to 1,712,480.26, 2,363,193.20 and 948,517.42
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Solution
The fourth proportional to 1,712,480.26, 2,363,193.20 and 948,517.42 is: 1,308,937.67
Step by Step Solution
- Step 1: Write the proportion equation
1,712,480.26 : 2,363,193.20 = 948,517.42 : x - Step 2: Convert to fraction form
1,712,480.26/2,363,193.20 = 948,517.42/x - Step 3: Cross multiply
1,712,480.26x = 2,363,193.20 × 948,517.42 - Step 4: Simplify right side
1,712,480.26x = 2,241,529,917,025.54 - Step 5: Solve for x
x = 2,241,529,917,025.54/1,712,480.26 - Step 6: Final answer
x = 1,308,937.67
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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.