Finding the Fourth Proportional to 1,075,685.88, 1,613,152.76 and 317,325.99
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Solution
The fourth proportional to 1,075,685.88, 1,613,152.76 and 317,325.99 is: 475,878.05
Step by Step Solution
- Step 1: Write the proportion equation
1,075,685.88 : 1,613,152.76 = 317,325.99 : x - Step 2: Convert to fraction form
1,075,685.88/1,613,152.76 = 317,325.99/x - Step 3: Cross multiply
1,075,685.88x = 1,613,152.76 × 317,325.99 - Step 4: Simplify right side
1,075,685.88x = 511,895,295,001.60 - Step 5: Solve for x
x = 511,895,295,001.60/1,075,685.88 - Step 6: Final answer
x = 475,878.05
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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.