Finding the Fourth Proportional to 1,512,877.68, 2,269,341.18 and 433,386.06
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Solution
The fourth proportional to 1,512,877.68, 2,269,341.18 and 433,386.06 is: 650,086.15
Step by Step Solution
- Step 1: Write the proportion equation
1,512,877.68 : 2,269,341.18 = 433,386.06 : x - Step 2: Convert to fraction form
1,512,877.68/2,269,341.18 = 433,386.06/x - Step 3: Cross multiply
1,512,877.68x = 2,269,341.18 × 433,386.06 - Step 4: Simplify right side
1,512,877.68x = 983,500,832,795.95 - Step 5: Solve for x
x = 983,500,832,795.95/1,512,877.68 - Step 6: Final answer
x = 650,086.15
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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.