Finding the Fourth Proportional to 1,972,659.12, 2,959,008.48 and 624,796.08
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Solution
The fourth proportional to 1,972,659.12, 2,959,008.48 and 624,796.08 is: 937,200.39
Step by Step Solution
- Step 1: Write the proportion equation
1,972,659.12 : 2,959,008.48 = 624,796.08 : x - Step 2: Convert to fraction form
1,972,659.12/2,959,008.48 = 624,796.08/x - Step 3: Cross multiply
1,972,659.12x = 2,959,008.48 × 624,796.08 - Step 4: Simplify right side
1,972,659.12x = 1,848,776,898,990.76 - Step 5: Solve for x
x = 1,848,776,898,990.76/1,972,659.12 - Step 6: Final answer
x = 937,200.39
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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.