Finding the Fourth Proportional to 4,138,064.88, 5,709,673.62 and 2,418,852.84
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Solution
The fourth proportional to 4,138,064.88, 5,709,673.62 and 2,418,852.84 is: 3,337,516.61
Step by Step Solution
- Step 1: Write the proportion equation
4,138,064.88 : 5,709,673.62 = 2,418,852.84 : x - Step 2: Convert to fraction form
4,138,064.88/5,709,673.62 = 2,418,852.84/x - Step 3: Cross multiply
4,138,064.88x = 5,709,673.62 × 2,418,852.84 - Step 4: Simplify right side
4,138,064.88x = 13,810,860,251,210.08 - Step 5: Solve for x
x = 13,810,860,251,210.08/4,138,064.88 - Step 6: Final answer
x = 3,337,516.61
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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.