Finding the Fourth Proportional to 3,516,918.94, 5,275,279.99 and 1,120,907.35
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Solution
The fourth proportional to 3,516,918.94, 5,275,279.99 and 1,120,907.35 is: 1,681,329.65
Step by Step Solution
- Step 1: Write the proportion equation
3,516,918.94 : 5,275,279.99 = 1,120,907.35 : x - Step 2: Convert to fraction form
3,516,918.94/5,275,279.99 = 1,120,907.35/x - Step 3: Cross multiply
3,516,918.94x = 5,275,279.99 × 1,120,907.35 - Step 4: Simplify right side
3,516,918.94x = 5,913,100,086,115.61 - Step 5: Solve for x
x = 5,913,100,086,115.61/3,516,918.94 - Step 6: Final answer
x = 1,681,329.65
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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.