Finding the Fourth Proportional to 4,999,656.96, 6,899,505.14 and 2,794,516.67
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Solution
The fourth proportional to 4,999,656.96, 6,899,505.14 and 2,794,516.67 is: 3,856,421.01
Step by Step Solution
- Step 1: Write the proportion equation
4,999,656.96 : 6,899,505.14 = 2,794,516.67 : x - Step 2: Convert to fraction form
4,999,656.96/6,899,505.14 = 2,794,516.67/x - Step 3: Cross multiply
4,999,656.96x = 6,899,505.14 × 2,794,516.67 - Step 4: Simplify right side
4,999,656.96x = 19,280,782,152,715.74 - Step 5: Solve for x
x = 19,280,782,152,715.74/4,999,656.96 - Step 6: Final answer
x = 3,856,421.01
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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.