Finding the Fourth Proportional to 3,666,839.40, 5,502,227.40 and 1,537,138.80
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Solution
The fourth proportional to 3,666,839.40, 5,502,227.40 and 1,537,138.80 is: 2,306,533.31
Step by Step Solution
- Step 1: Write the proportion equation
3,666,839.40 : 5,502,227.40 = 1,537,138.80 : x - Step 2: Convert to fraction form
3,666,839.40/5,502,227.40 = 1,537,138.80/x - Step 3: Cross multiply
3,666,839.40x = 5,502,227.40 × 1,537,138.80 - Step 4: Simplify right side
3,666,839.40x = 8,457,687,222,963.12 - Step 5: Solve for x
x = 8,457,687,222,963.12/3,666,839.40 - Step 6: Final answer
x = 2,306,533.31
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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.