Finding the Fourth Proportional to 4,731,102.29, 7,096,551.55 and 1,319,297.99
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Solution
The fourth proportional to 4,731,102.29, 7,096,551.55 and 1,319,297.99 is: 1,978,918.56
Step by Step Solution
- Step 1: Write the proportion equation
4,731,102.29 : 7,096,551.55 = 1,319,297.99 : x - Step 2: Convert to fraction form
4,731,102.29/7,096,551.55 = 1,319,297.99/x - Step 3: Cross multiply
4,731,102.29x = 7,096,551.55 × 1,319,297.99 - Step 4: Simplify right side
4,731,102.29x = 9,362,466,157,065.38 - Step 5: Solve for x
x = 9,362,466,157,065.38/4,731,102.29 - Step 6: Final answer
x = 1,978,918.56
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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.