Finding the Fourth Proportional to 4,641,290.17, 6,963,360.61 and 2,215,538.80
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Solution
The fourth proportional to 4,641,290.17, 6,963,360.61 and 2,215,538.80 is: 3,323,988.60
Step by Step Solution
- Step 1: Write the proportion equation
4,641,290.17 : 6,963,360.61 = 2,215,538.80 : x - Step 2: Convert to fraction form
4,641,290.17/6,963,360.61 = 2,215,538.80/x - Step 3: Cross multiply
4,641,290.17x = 6,963,360.61 × 2,215,538.80 - Step 4: Simplify right side
4,641,290.17x = 15,427,595,609,846.67 - Step 5: Solve for x
x = 15,427,595,609,846.67/4,641,290.17 - Step 6: Final answer
x = 3,323,988.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.