Finding the Fourth Proportional to 4,176,438.40, 6,264,657.60 and 2,849,334.40
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Solution
The fourth proportional to 4,176,438.40, 6,264,657.60 and 2,849,334.40 is: 4,274,001.60
Step by Step Solution
- Step 1: Write the proportion equation
4,176,438.40 : 6,264,657.60 = 2,849,334.40 : x - Step 2: Convert to fraction form
4,176,438.40/6,264,657.60 = 2,849,334.40/x - Step 3: Cross multiply
4,176,438.40x = 6,264,657.60 × 2,849,334.40 - Step 4: Simplify right side
4,176,438.40x = 17,850,104,403,901.44 - Step 5: Solve for x
x = 17,850,104,403,901.44/4,176,438.40 - Step 6: Final answer
x = 4,274,001.60
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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.