Finding the Fourth Proportional to 1,449,832.47, 2,000,713.47 and 805,294.01
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Solution
The fourth proportional to 1,449,832.47, 2,000,713.47 and 805,294.01 is: 1,111,274.99
Step by Step Solution
- Step 1: Write the proportion equation
1,449,832.47 : 2,000,713.47 = 805,294.01 : x - Step 2: Convert to fraction form
1,449,832.47/2,000,713.47 = 805,294.01/x - Step 3: Cross multiply
1,449,832.47x = 2,000,713.47 × 805,294.01 - Step 4: Simplify right side
1,449,832.47x = 1,611,162,563,113.75 - Step 5: Solve for x
x = 1,611,162,563,113.75/1,449,832.47 - Step 6: Final answer
x = 1,111,274.99
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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.