Finding the Fourth Proportional to 1,072,999.15, 1,609,748.01 and 314,809.99
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Solution
The fourth proportional to 1,072,999.15, 1,609,748.01 and 314,809.99 is: 472,288.12
Step by Step Solution
- Step 1: Write the proportion equation
1,072,999.15 : 1,609,748.01 = 314,809.99 : x - Step 2: Convert to fraction form
1,072,999.15/1,609,748.01 = 314,809.99/x - Step 3: Cross multiply
1,072,999.15x = 1,609,748.01 × 314,809.99 - Step 4: Simplify right side
1,072,999.15x = 506,764,754,930.62 - Step 5: Solve for x
x = 506,764,754,930.62/1,072,999.15 - Step 6: Final answer
x = 472,288.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.