Finding the Fourth Proportional to 4,195,332.80, 6,294,554.40 and 4,039,812.80
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Solution
The fourth proportional to 4,195,332.80, 6,294,554.40 and 4,039,812.80 is: 6,061,216.75
Step by Step Solution
- Step 1: Write the proportion equation
4,195,332.80 : 6,294,554.40 = 4,039,812.80 : x - Step 2: Convert to fraction form
4,195,332.80/6,294,554.40 = 4,039,812.80/x - Step 3: Cross multiply
4,195,332.80x = 6,294,554.40 × 4,039,812.80 - Step 4: Simplify right side
4,195,332.80x = 25,428,821,435,416.32 - Step 5: Solve for x
x = 25,428,821,435,416.32/4,195,332.80 - Step 6: Final answer
x = 6,061,216.75
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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.