Finding the Fourth Proportional to 1,869,385.94, 2,802,957.84 and 857,240.06
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Solution
The fourth proportional to 1,869,385.94, 2,802,957.84 and 857,240.06 is: 1,285,346.00
Step by Step Solution
- Step 1: Write the proportion equation
1,869,385.94 : 2,802,957.84 = 857,240.06 : x - Step 2: Convert to fraction form
1,869,385.94/2,802,957.84 = 857,240.06/x - Step 3: Cross multiply
1,869,385.94x = 2,802,957.84 × 857,240.06 - Step 4: Simplify right side
1,869,385.94x = 2,402,807,746,939.07 - Step 5: Solve for x
x = 2,402,807,746,939.07/1,869,385.94 - Step 6: Final answer
x = 1,285,346.00
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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.