Finding the Fourth Proportional to 4,503,709.18, 6,215,090.46 and 2,438,681.08
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Solution
The fourth proportional to 4,503,709.18, 6,215,090.46 and 2,438,681.08 is: 3,365,364.62
Step by Step Solution
- Step 1: Write the proportion equation
4,503,709.18 : 6,215,090.46 = 2,438,681.08 : x - Step 2: Convert to fraction form
4,503,709.18/6,215,090.46 = 2,438,681.08/x - Step 3: Cross multiply
4,503,709.18x = 6,215,090.46 × 2,438,681.08 - Step 4: Simplify right side
4,503,709.18x = 15,156,623,515,290.50 - Step 5: Solve for x
x = 15,156,623,515,290.50/4,503,709.18 - Step 6: Final answer
x = 3,365,364.62
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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.