Finding the Fourth Proportional to 3,650,390.87, 5,471,725.01 and 1,374,930.75
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Solution
The fourth proportional to 3,650,390.87, 5,471,725.01 and 1,374,930.75 is: 2,060,941.75
Step by Step Solution
- Step 1: Write the proportion equation
3,650,390.87 : 5,471,725.01 = 1,374,930.75 : x - Step 2: Convert to fraction form
3,650,390.87/5,471,725.01 = 1,374,930.75/x - Step 3: Cross multiply
3,650,390.87x = 5,471,725.01 × 1,374,930.75 - Step 4: Simplify right side
3,650,390.87x = 7,523,242,964,918.40 - Step 5: Solve for x
x = 7,523,242,964,918.40/3,650,390.87 - Step 6: Final answer
x = 2,060,941.75
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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.