Finding the Fourth Proportional to 1,348,531.20, 1,862,092.80 and 897,868.80
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Solution
The fourth proportional to 1,348,531.20, 1,862,092.80 and 897,868.80 is: 1,239,804.48
Step by Step Solution
- Step 1: Write the proportion equation
1,348,531.20 : 1,862,092.80 = 897,868.80 : x - Step 2: Convert to fraction form
1,348,531.20/1,862,092.80 = 897,868.80/x - Step 3: Cross multiply
1,348,531.20x = 1,862,092.80 × 897,868.80 - Step 4: Simplify right side
1,348,531.20x = 1,671,915,027,824.64 - Step 5: Solve for x
x = 1,671,915,027,824.64/1,348,531.20 - Step 6: Final answer
x = 1,239,804.48
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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.