Finding the Fourth Proportional to 4,616,334.25, 6,370,543.97 and 2,579,143.75
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Solution
The fourth proportional to 4,616,334.25, 6,370,543.97 and 2,579,143.75 is: 3,559,219.89
Step by Step Solution
- Step 1: Write the proportion equation
4,616,334.25 : 6,370,543.97 = 2,579,143.75 : x - Step 2: Convert to fraction form
4,616,334.25/6,370,543.97 = 2,579,143.75/x - Step 3: Cross multiply
4,616,334.25x = 6,370,543.97 × 2,579,143.75 - Step 4: Simplify right side
4,616,334.25x = 16,430,548,664,325.69 - Step 5: Solve for x
x = 16,430,548,664,325.69/4,616,334.25 - Step 6: Final answer
x = 3,559,219.89
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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.