Finding the Fourth Proportional to 1,449,701.05, 2,000,592.12 and 805,121.24
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Solution
The fourth proportional to 1,449,701.05, 2,000,592.12 and 805,121.24 is: 1,111,069.90
Step by Step Solution
- Step 1: Write the proportion equation
1,449,701.05 : 2,000,592.12 = 805,121.24 : x - Step 2: Convert to fraction form
1,449,701.05/2,000,592.12 = 805,121.24/x - Step 3: Cross multiply
1,449,701.05x = 2,000,592.12 × 805,121.24 - Step 4: Simplify right side
1,449,701.05x = 1,610,719,194,360.06 - Step 5: Solve for x
x = 1,610,719,194,360.06/1,449,701.05 - Step 6: Final answer
x = 1,111,069.90
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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.