Finding the Fourth Proportional to 4,821,125.39, 6,653,234.70 and 2,645,870.93
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Solution
The fourth proportional to 4,821,125.39, 6,653,234.70 and 2,645,870.93 is: 3,651,346.70
Step by Step Solution
- Step 1: Write the proportion equation
4,821,125.39 : 6,653,234.70 = 2,645,870.93 : x - Step 2: Convert to fraction form
4,821,125.39/6,653,234.70 = 2,645,870.93/x - Step 3: Cross multiply
4,821,125.39x = 6,653,234.70 × 2,645,870.93 - Step 4: Simplify right side
4,821,125.39x = 17,603,600,283,197.27 - Step 5: Solve for x
x = 17,603,600,283,197.27/4,821,125.39 - Step 6: Final answer
x = 3,651,346.70
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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.