Finding the Fourth Proportional to 4,255,311.06, 5,872,781.70 and 2,602,425.15
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Solution
The fourth proportional to 4,255,311.06, 5,872,781.70 and 2,602,425.15 is: 3,591,623.40
Step by Step Solution
- Step 1: Write the proportion equation
4,255,311.06 : 5,872,781.70 = 2,602,425.15 : x - Step 2: Convert to fraction form
4,255,311.06/5,872,781.70 = 2,602,425.15/x - Step 3: Cross multiply
4,255,311.06x = 5,872,781.70 × 2,602,425.15 - Step 4: Simplify right side
4,255,311.06x = 15,283,474,796,539.76 - Step 5: Solve for x
x = 15,283,474,796,539.76/4,255,311.06 - Step 6: Final answer
x = 3,591,623.40
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1.5x scale
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.