Finding the Fourth Proportional to 1,449,701.54, 2,000,592.81 and 805,121.74
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Solution
The fourth proportional to 1,449,701.54, 2,000,592.81 and 805,121.74 is: 1,111,070.60
Step by Step Solution
- Step 1: Write the proportion equation
1,449,701.54 : 2,000,592.81 = 805,121.74 : x - Step 2: Convert to fraction form
1,449,701.54/2,000,592.81 = 805,121.74/x - Step 3: Cross multiply
1,449,701.54x = 2,000,592.81 × 805,121.74 - Step 4: Simplify right side
1,449,701.54x = 1,610,720,764,218.69 - Step 5: Solve for x
x = 1,610,720,764,218.69/1,449,701.54 - Step 6: Final answer
x = 1,111,070.60
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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.