Finding the Fourth Proportional to 2,525,497.79, 3,485,263.55 and 1,379,651.94
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Solution
The fourth proportional to 2,525,497.79, 3,485,263.55 and 1,379,651.94 is: 1,903,961.52
Step by Step Solution
- Step 1: Write the proportion equation
2,525,497.79 : 3,485,263.55 = 1,379,651.94 : x - Step 2: Convert to fraction form
2,525,497.79/3,485,263.55 = 1,379,651.94/x - Step 3: Cross multiply
2,525,497.79x = 3,485,263.55 × 1,379,651.94 - Step 4: Simplify right side
2,525,497.79x = 4,808,450,611,270.53 - Step 5: Solve for x
x = 4,808,450,611,270.53/2,525,497.79 - Step 6: Final answer
x = 1,903,961.52
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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.