Finding the Fourth Proportional to 2,421,257.20, 3,631,876.08 and 738,355.84
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Solution
The fourth proportional to 2,421,257.20, 3,631,876.08 and 738,355.84 is: 1,107,530.80
Step by Step Solution
- Step 1: Write the proportion equation
2,421,257.20 : 3,631,876.08 = 738,355.84 : x - Step 2: Convert to fraction form
2,421,257.20/3,631,876.08 = 738,355.84/x - Step 3: Cross multiply
2,421,257.20x = 3,631,876.08 × 738,355.84 - Step 4: Simplify right side
2,421,257.20x = 2,681,616,913,824.31 - Step 5: Solve for x
x = 2,681,616,913,824.31/2,421,257.20 - Step 6: Final answer
x = 1,107,530.80
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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.