Finding the Fourth Proportional to 4,759,314.91, 6,561,511.11 and 3,782,515.66
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Solution
The fourth proportional to 4,759,314.91, 6,561,511.11 and 3,782,515.66 is: 5,214,830.07
Step by Step Solution
- Step 1: Write the proportion equation
4,759,314.91 : 6,561,511.11 = 3,782,515.66 : x - Step 2: Convert to fraction form
4,759,314.91/6,561,511.11 = 3,782,515.66/x - Step 3: Cross multiply
4,759,314.91x = 6,561,511.11 × 3,782,515.66 - Step 4: Simplify right side
4,759,314.91x = 24,819,018,526,838.98 - Step 5: Solve for x
x = 24,819,018,526,838.98/4,759,314.91 - Step 6: Final answer
x = 5,214,830.07
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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.