Finding the Fourth Proportional to 1,247,461.76, 1,871,394.60 and 488,891.99
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Solution
The fourth proportional to 1,247,461.76, 1,871,394.60 and 488,891.99 is: 733,417.14
Step by Step Solution
- Step 1: Write the proportion equation
1,247,461.76 : 1,871,394.60 = 488,891.99 : x - Step 2: Convert to fraction form
1,247,461.76/1,871,394.60 = 488,891.99/x - Step 3: Cross multiply
1,247,461.76x = 1,871,394.60 × 488,891.99 - Step 4: Simplify right side
1,247,461.76x = 914,909,830,069.25 - Step 5: Solve for x
x = 914,909,830,069.25/1,247,461.76 - Step 6: Final answer
x = 733,417.14
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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.