Finding the Fourth Proportional to 2,554,536.68, 3,525,284.58 and 1,408,658.12
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Solution
The fourth proportional to 2,554,536.68, 3,525,284.58 and 1,408,658.12 is: 1,943,961.42
Step by Step Solution
- Step 1: Write the proportion equation
2,554,536.68 : 3,525,284.58 = 1,408,658.12 : x - Step 2: Convert to fraction form
2,554,536.68/3,525,284.58 = 1,408,658.12/x - Step 3: Cross multiply
2,554,536.68x = 3,525,284.58 × 1,408,658.12 - Step 4: Simplify right side
2,554,536.68x = 4,965,920,748,927.79 - Step 5: Solve for x
x = 4,965,920,748,927.79/2,554,536.68 - Step 6: Final answer
x = 1,943,961.42
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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.