Finding the Fourth Proportional to 1,579,701.80, 2,362,640.70 and 1,412,431.40
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Solution
The fourth proportional to 1,579,701.80, 2,362,640.70 and 1,412,431.40 is: 2,112,466.99
Step by Step Solution
- Step 1: Write the proportion equation
1,579,701.80 : 2,362,640.70 = 1,412,431.40 : x - Step 2: Convert to fraction form
1,579,701.80/2,362,640.70 = 1,412,431.40/x - Step 3: Cross multiply
1,579,701.80x = 2,362,640.70 × 1,412,431.40 - Step 4: Simplify right side
1,579,701.80x = 3,337,067,911,597.98 - Step 5: Solve for x
x = 3,337,067,911,597.98/1,579,701.80 - Step 6: Final answer
x = 2,112,466.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.