Finding the Fourth Proportional to 1,407,202.88, 1,940,877.45 and 884,065.59
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Solution
The fourth proportional to 1,407,202.88, 1,940,877.45 and 884,065.59 is: 1,219,342.99
Step by Step Solution
- Step 1: Write the proportion equation
1,407,202.88 : 1,940,877.45 = 884,065.59 : x - Step 2: Convert to fraction form
1,407,202.88/1,940,877.45 = 884,065.59/x - Step 3: Cross multiply
1,407,202.88x = 1,940,877.45 × 884,065.59 - Step 4: Simplify right side
1,407,202.88x = 1,715,862,967,951.95 - Step 5: Solve for x
x = 1,715,862,967,951.95/1,407,202.88 - Step 6: Final answer
x = 1,219,342.99
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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.