Finding the Fourth Proportional to 5,308,508.01, 7,961,467.68 and 1,470,230.67
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Solution
The fourth proportional to 5,308,508.01, 7,961,467.68 and 1,470,230.67 is: 2,204,987.53
Step by Step Solution
- Step 1: Write the proportion equation
5,308,508.01 : 7,961,467.68 = 1,470,230.67 : x - Step 2: Convert to fraction form
5,308,508.01/7,961,467.68 = 1,470,230.67/x - Step 3: Cross multiply
5,308,508.01x = 7,961,467.68 × 1,470,230.67 - Step 4: Simplify right side
5,308,508.01x = 11,705,193,961,349.74 - Step 5: Solve for x
x = 11,705,193,961,349.74/5,308,508.01 - Step 6: Final answer
x = 2,204,987.53
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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.