Finding the Fourth Proportional to 2,736,605.40, 4,104,908.10 and 1,728,835.80
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Solution
The fourth proportional to 2,736,605.40, 4,104,908.10 and 1,728,835.80 is: 2,593,253.70
Step by Step Solution
- Step 1: Write the proportion equation
2,736,605.40 : 4,104,908.10 = 1,728,835.80 : x - Step 2: Convert to fraction form
2,736,605.40/4,104,908.10 = 1,728,835.80/x - Step 3: Cross multiply
2,736,605.40x = 4,104,908.10 × 1,728,835.80 - Step 4: Simplify right side
2,736,605.40x = 7,096,712,078,989.98 - Step 5: Solve for x
x = 7,096,712,078,989.98/2,736,605.40 - Step 6: Final answer
x = 2,593,253.70
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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.