Finding the Fourth Proportional to 1,104,772.08, 1,524,356.88 and 645,797.90
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Solution
The fourth proportional to 1,104,772.08, 1,524,356.88 and 645,797.90 is: 891,067.48
Step by Step Solution
- Step 1: Write the proportion equation
1,104,772.08 : 1,524,356.88 = 645,797.90 : x - Step 2: Convert to fraction form
1,104,772.08/1,524,356.88 = 645,797.90/x - Step 3: Cross multiply
1,104,772.08x = 1,524,356.88 × 645,797.90 - Step 4: Simplify right side
1,104,772.08x = 984,426,471,954.55 - Step 5: Solve for x
x = 984,426,471,954.55/1,104,772.08 - Step 6: Final answer
x = 891,067.48
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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.