Finding the Fourth Proportional to 5,934,810.70, 8,902,216.05 and 4,139,721.10
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Solution
The fourth proportional to 5,934,810.70, 8,902,216.05 and 4,139,721.10 is: 6,209,581.65
Step by Step Solution
- Step 1: Write the proportion equation
5,934,810.70 : 8,902,216.05 = 4,139,721.10 : x - Step 2: Convert to fraction form
5,934,810.70/8,902,216.05 = 4,139,721.10/x - Step 3: Cross multiply
5,934,810.70x = 8,902,216.05 × 4,139,721.10 - Step 4: Simplify right side
5,934,810.70x = 36,852,691,618,943.66 - Step 5: Solve for x
x = 36,852,691,618,943.66/5,934,810.70 - Step 6: Final answer
x = 6,209,581.65
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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.