Finding the Fourth Proportional to 4,952,913.16, 6,832,124.34 and 3,114,461.80
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Solution
The fourth proportional to 4,952,913.16, 6,832,124.34 and 3,114,461.80 is: 4,296,136.35
Step by Step Solution
- Step 1: Write the proportion equation
4,952,913.16 : 6,832,124.34 = 3,114,461.80 : x - Step 2: Convert to fraction form
4,952,913.16/6,832,124.34 = 3,114,461.80/x - Step 3: Cross multiply
4,952,913.16x = 6,832,124.34 × 3,114,461.80 - Step 4: Simplify right side
4,952,913.16x = 21,278,390,269,780.21 - Step 5: Solve for x
x = 21,278,390,269,780.21/4,952,913.16 - Step 6: Final answer
x = 4,296,136.35
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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.