Finding the Fourth Proportional to 5,073,936.98, 7,612,024.94 and 1,479,985.21
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Solution
The fourth proportional to 5,073,936.98, 7,612,024.94 and 1,479,985.21 is: 2,220,304.34
Step by Step Solution
- Step 1: Write the proportion equation
5,073,936.98 : 7,612,024.94 = 1,479,985.21 : x - Step 2: Convert to fraction form
5,073,936.98/7,612,024.94 = 1,479,985.21/x - Step 3: Cross multiply
5,073,936.98x = 7,612,024.94 × 1,479,985.21 - Step 4: Simplify right side
5,073,936.98x = 11,265,684,298,361.00 - Step 5: Solve for x
x = 11,265,684,298,361.00/5,073,936.98 - Step 6: Final answer
x = 2,220,304.34
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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.