Finding the Fourth Proportional to 1,021,762.06, 1,532,919.74 and 382,130.75
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Solution
The fourth proportional to 1,021,762.06, 1,532,919.74 and 382,130.75 is: 573,299.59
Step by Step Solution
- Step 1: Write the proportion equation
1,021,762.06 : 1,532,919.74 = 382,130.75 : x - Step 2: Convert to fraction form
1,021,762.06/1,532,919.74 = 382,130.75/x - Step 3: Cross multiply
1,021,762.06x = 1,532,919.74 × 382,130.75 - Step 4: Simplify right side
1,021,762.06x = 585,775,769,936.01 - Step 5: Solve for x
x = 585,775,769,936.01/1,021,762.06 - Step 6: Final answer
x = 573,299.59
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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.