Finding the Fourth Proportional to 2,438,691.18, 3,657,153.18 and 818,975.41
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Solution
The fourth proportional to 2,438,691.18, 3,657,153.18 and 818,975.41 is: 1,228,166.38
Step by Step Solution
- Step 1: Write the proportion equation
2,438,691.18 : 3,657,153.18 = 818,975.41 : x - Step 2: Convert to fraction form
2,438,691.18/3,657,153.18 = 818,975.41/x - Step 3: Cross multiply
2,438,691.18x = 3,657,153.18 × 818,975.41 - Step 4: Simplify right side
2,438,691.18x = 2,995,118,525,023.30 - Step 5: Solve for x
x = 2,995,118,525,023.30/2,438,691.18 - Step 6: Final answer
x = 1,228,166.38
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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.