Finding the Fourth Proportional to 1,341,715.59, 2,012,146.61 and 442,989.99
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Solution
The fourth proportional to 1,341,715.59, 2,012,146.61 and 442,989.99 is: 664,344.08
Step by Step Solution
- Step 1: Write the proportion equation
1,341,715.59 : 2,012,146.61 = 442,989.99 : x - Step 2: Convert to fraction form
1,341,715.59/2,012,146.61 = 442,989.99/x - Step 3: Cross multiply
1,341,715.59x = 2,012,146.61 × 442,989.99 - Step 4: Simplify right side
1,341,715.59x = 891,360,804,427.48 - Step 5: Solve for x
x = 891,360,804,427.48/1,341,715.59 - Step 6: Final answer
x = 664,344.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.