Finding the Fourth Proportional to 4,242,239.84, 6,363,992.92 and 1,967,994.14
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Solution
The fourth proportional to 4,242,239.84, 6,363,992.92 and 1,967,994.14 is: 2,952,284.94
Step by Step Solution
- Step 1: Write the proportion equation
4,242,239.84 : 6,363,992.92 = 1,967,994.14 : x - Step 2: Convert to fraction form
4,242,239.84/6,363,992.92 = 1,967,994.14/x - Step 3: Cross multiply
4,242,239.84x = 6,363,992.92 × 1,967,994.14 - Step 4: Simplify right side
4,242,239.84x = 12,524,300,773,561.49 - Step 5: Solve for x
x = 12,524,300,773,561.49/4,242,239.84 - Step 6: Final answer
x = 2,952,284.94
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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.