Finding the Fourth Proportional to 4,551,110.68, 6,280,513.58 and 2,513,920.20
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Solution
The fourth proportional to 4,551,110.68, 6,280,513.58 and 2,513,920.20 is: 3,469,199.29
Step by Step Solution
- Step 1: Write the proportion equation
4,551,110.68 : 6,280,513.58 = 2,513,920.20 : x - Step 2: Convert to fraction form
4,551,110.68/6,280,513.58 = 2,513,920.20/x - Step 3: Cross multiply
4,551,110.68x = 6,280,513.58 × 2,513,920.20 - Step 4: Simplify right side
4,551,110.68x = 15,788,709,955,136.32 - Step 5: Solve for x
x = 15,788,709,955,136.32/4,551,110.68 - Step 6: Final answer
x = 3,469,199.29
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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.