Finding the Fourth Proportional to 1,891,855.98, 2,610,816.30 and 1,032,471.63
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Solution
The fourth proportional to 1,891,855.98, 2,610,816.30 and 1,032,471.63 is: 1,424,840.89
Step by Step Solution
- Step 1: Write the proportion equation
1,891,855.98 : 2,610,816.30 = 1,032,471.63 : x - Step 2: Convert to fraction form
1,891,855.98/2,610,816.30 = 1,032,471.63/x - Step 3: Cross multiply
1,891,855.98x = 2,610,816.30 × 1,032,471.63 - Step 4: Simplify right side
1,891,855.98x = 2,695,593,760,891.57 - Step 5: Solve for x
x = 2,695,593,760,891.57/1,891,855.98 - Step 6: Final answer
x = 1,424,840.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.