Finding the Fourth Proportional to 2,903,053.98, 4,006,351.20 and 1,613,915.88
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Solution
The fourth proportional to 2,903,053.98, 4,006,351.20 and 1,613,915.88 is: 2,227,279.92
Step by Step Solution
- Step 1: Write the proportion equation
2,903,053.98 : 4,006,351.20 = 1,613,915.88 : x - Step 2: Convert to fraction form
2,903,053.98/4,006,351.20 = 1,613,915.88/x - Step 3: Cross multiply
2,903,053.98x = 4,006,351.20 × 1,613,915.88 - Step 4: Simplify right side
2,903,053.98x = 6,465,913,822,537.06 - Step 5: Solve for x
x = 6,465,913,822,537.06/2,903,053.98 - Step 6: Final answer
x = 2,227,279.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.