Finding the Fourth Proportional to 1,914,374.00, 2,641,853.58 and 1,054,965.08
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Solution
The fourth proportional to 1,914,374.00, 2,641,853.58 and 1,054,965.08 is: 1,455,861.43
Step by Step Solution
- Step 1: Write the proportion equation
1,914,374.00 : 2,641,853.58 = 1,054,965.08 : x - Step 2: Convert to fraction form
1,914,374.00/2,641,853.58 = 1,054,965.08/x - Step 3: Cross multiply
1,914,374.00x = 2,641,853.58 × 1,054,965.08 - Step 4: Simplify right side
1,914,374.00x = 2,787,063,276,021.50 - Step 5: Solve for x
x = 2,787,063,276,021.50/1,914,374.00 - Step 6: Final answer
x = 1,455,861.43
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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.