Finding the Fourth Proportional to 2,201,369.31, 3,302,382.05 and 781,306.47
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Solution
The fourth proportional to 2,201,369.31, 3,302,382.05 and 781,306.47 is: 1,172,076.15
Step by Step Solution
- Step 1: Write the proportion equation
2,201,369.31 : 3,302,382.05 = 781,306.47 : x - Step 2: Convert to fraction form
2,201,369.31/3,302,382.05 = 781,306.47/x - Step 3: Cross multiply
2,201,369.31x = 3,302,382.05 × 781,306.47 - Step 4: Simplify right side
2,201,369.31x = 2,580,172,458,170.33 - Step 5: Solve for x
x = 2,580,172,458,170.33/2,201,369.31 - Step 6: Final answer
x = 1,172,076.15
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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.