Finding the Fourth Proportional to 1,806,213.08, 2,492,685.84 and 1,001,397.08
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Solution
The fourth proportional to 1,806,213.08, 2,492,685.84 and 1,001,397.08 is: 1,381,989.95
Step by Step Solution
- Step 1: Write the proportion equation
1,806,213.08 : 2,492,685.84 = 1,001,397.08 : x - Step 2: Convert to fraction form
1,806,213.08/2,492,685.84 = 1,001,397.08/x - Step 3: Cross multiply
1,806,213.08x = 2,492,685.84 × 1,001,397.08 - Step 4: Simplify right side
1,806,213.08x = 2,496,168,321,533.35 - Step 5: Solve for x
x = 2,496,168,321,533.35/1,806,213.08 - Step 6: Final answer
x = 1,381,989.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.