Finding the Fourth Proportional to 3,176,610.68, 4,765,805.40 and 1,284,680.72
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Solution
The fourth proportional to 3,176,610.68, 4,765,805.40 and 1,284,680.72 is: 1,927,380.76
Step by Step Solution
- Step 1: Write the proportion equation
3,176,610.68 : 4,765,805.40 = 1,284,680.72 : x - Step 2: Convert to fraction form
3,176,610.68/4,765,805.40 = 1,284,680.72/x - Step 3: Cross multiply
3,176,610.68x = 4,765,805.40 × 1,284,680.72 - Step 4: Simplify right side
3,176,610.68x = 6,122,538,312,651.89 - Step 5: Solve for x
x = 6,122,538,312,651.89/3,176,610.68 - Step 6: Final answer
x = 1,927,380.76
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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.