Finding the Fourth Proportional to 4,560,989.20, 6,827,853.84 and 2,758,420
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Solution
The fourth proportional to 4,560,989.20, 6,827,853.84 and 2,758,420 is: 4,129,386.80
Step by Step Solution
- Step 1: Write the proportion equation
4,560,989.20 : 6,827,853.84 = 2,758,420 : x - Step 2: Convert to fraction form
4,560,989.20/6,827,853.84 = 2,758,420/x - Step 3: Cross multiply
4,560,989.20x = 6,827,853.84 × 2,758,420 - Step 4: Simplify right side
4,560,989.20x = 18,834,088,589,332.80 - Step 5: Solve for x
x = 18,834,088,589,332.80/4,560,989.20 - Step 6: Final answer
x = 4,129,386.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.