Finding the Fourth Proportional to 1,272,032.88, 1,908,039.60 and 325,402.08
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Solution
The fourth proportional to 1,272,032.88, 1,908,039.60 and 325,402.08 is: 488,100.63
Step by Step Solution
- Step 1: Write the proportion equation
1,272,032.88 : 1,908,039.60 = 325,402.08 : x - Step 2: Convert to fraction form
1,272,032.88/1,908,039.60 = 325,402.08/x - Step 3: Cross multiply
1,272,032.88x = 1,908,039.60 × 325,402.08 - Step 4: Simplify right side
1,272,032.88x = 620,880,054,562.37 - Step 5: Solve for x
x = 620,880,054,562.37/1,272,032.88 - Step 6: Final answer
x = 488,100.63
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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.