Finding the Fourth Proportional to 5,276,226.49, 7,914,913.58 and 1,681,148.41
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Solution
The fourth proportional to 5,276,226.49, 7,914,913.58 and 1,681,148.41 is: 2,521,905.46
Step by Step Solution
- Step 1: Write the proportion equation
5,276,226.49 : 7,914,913.58 = 1,681,148.41 : x - Step 2: Convert to fraction form
5,276,226.49/7,914,913.58 = 1,681,148.41/x - Step 3: Cross multiply
5,276,226.49x = 7,914,913.58 × 1,681,148.41 - Step 4: Simplify right side
5,276,226.49x = 13,306,144,371,898.67 - Step 5: Solve for x
x = 13,306,144,371,898.67/5,276,226.49 - Step 6: Final answer
x = 2,521,905.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.