Finding the Fourth Proportional to 1,906,005.59, 2,842,194.80 and 1,641,466.07
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Solution
The fourth proportional to 1,906,005.59, 2,842,194.80 and 1,641,466.07 is: 2,447,719.12
Step by Step Solution
- Step 1: Write the proportion equation
1,906,005.59 : 2,842,194.80 = 1,641,466.07 : x - Step 2: Convert to fraction form
1,906,005.59/2,842,194.80 = 1,641,466.07/x - Step 3: Cross multiply
1,906,005.59x = 2,842,194.80 × 1,641,466.07 - Step 4: Simplify right side
1,906,005.59x = 4,665,366,306,112.13 - Step 5: Solve for x
x = 4,665,366,306,112.13/1,906,005.59 - Step 6: Final answer
x = 2,447,719.12
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.