Finding the Fourth Proportional to 1,914,169.05, 2,641,670.96 and 1,054,729.08
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Solution
The fourth proportional to 1,914,169.05, 2,641,670.96 and 1,054,729.08 is: 1,455,590.97
Step by Step Solution
- Step 1: Write the proportion equation
1,914,169.05 : 2,641,670.96 = 1,054,729.08 : x - Step 2: Convert to fraction form
1,914,169.05/2,641,670.96 = 1,054,729.08/x - Step 3: Cross multiply
1,914,169.05x = 2,641,670.96 × 1,054,729.08 - Step 4: Simplify right side
1,914,169.05x = 2,786,247,176,029.87 - Step 5: Solve for x
x = 2,786,247,176,029.87/1,914,169.05 - Step 6: Final answer
x = 1,455,590.97
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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.