Finding the Fourth Proportional to 1,424,855.00, 1,966,232.07 and 780,278.67
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Solution
The fourth proportional to 1,424,855.00, 1,966,232.07 and 780,278.67 is: 1,076,747.42
Step by Step Solution
- Step 1: Write the proportion equation
1,424,855.00 : 1,966,232.07 = 780,278.67 : x - Step 2: Convert to fraction form
1,424,855.00/1,966,232.07 = 780,278.67/x - Step 3: Cross multiply
1,424,855.00x = 1,966,232.07 × 780,278.67 - Step 4: Simplify right side
1,424,855.00x = 1,534,208,944,490.95 - Step 5: Solve for x
x = 1,534,208,944,490.95/1,424,855.00 - Step 6: Final answer
x = 1,076,747.42
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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.