Finding the Fourth Proportional to 2,781,099.55, 4,164,514.84 and 1,926,957.79
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Solution
The fourth proportional to 2,781,099.55, 4,164,514.84 and 1,926,957.79 is: 2,885,493.37
Step by Step Solution
- Step 1: Write the proportion equation
2,781,099.55 : 4,164,514.84 = 1,926,957.79 : x - Step 2: Convert to fraction form
2,781,099.55/4,164,514.84 = 1,926,957.79/x - Step 3: Cross multiply
2,781,099.55x = 4,164,514.84 × 1,926,957.79 - Step 4: Simplify right side
2,781,099.55x = 8,024,844,304,506.02 - Step 5: Solve for x
x = 8,024,844,304,506.02/2,781,099.55 - Step 6: Final answer
x = 2,885,493.37
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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.