Finding the Fourth Proportional to 3,577,544.28, 4,936,562.04 and 2,418,511.74
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Solution
The fourth proportional to 3,577,544.28, 4,936,562.04 and 2,418,511.74 is: 3,337,242.62
Step by Step Solution
- Step 1: Write the proportion equation
3,577,544.28 : 4,936,562.04 = 2,418,511.74 : x - Step 2: Convert to fraction form
3,577,544.28/4,936,562.04 = 2,418,511.74/x - Step 3: Cross multiply
3,577,544.28x = 4,936,562.04 × 2,418,511.74 - Step 4: Simplify right side
3,577,544.28x = 11,939,133,248,978.35 - Step 5: Solve for x
x = 11,939,133,248,978.35/3,577,544.28 - Step 6: Final answer
x = 3,337,242.62
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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.