Finding the Fourth Proportional to 2,558,967.84, 3,838,456.71 and 665,706.24
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Solution
The fourth proportional to 2,558,967.84, 3,838,456.71 and 665,706.24 is: 998,560.65
Step by Step Solution
- Step 1: Write the proportion equation
2,558,967.84 : 3,838,456.71 = 665,706.24 : x - Step 2: Convert to fraction form
2,558,967.84/3,838,456.71 = 665,706.24/x - Step 3: Cross multiply
2,558,967.84x = 3,838,456.71 × 665,706.24 - Step 4: Simplify right side
2,558,967.84x = 2,555,284,583,816.87 - Step 5: Solve for x
x = 2,555,284,583,816.87/2,558,967.84 - Step 6: Final answer
x = 998,560.65
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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.