Finding the Fourth Proportional to 4,007,220.80, 6,011,414.40 and 1,310,892.80
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Solution
The fourth proportional to 4,007,220.80, 6,011,414.40 and 1,310,892.80 is: 1,966,529.98
Step by Step Solution
- Step 1: Write the proportion equation
4,007,220.80 : 6,011,414.40 = 1,310,892.80 : x - Step 2: Convert to fraction form
4,007,220.80/6,011,414.40 = 1,310,892.80/x - Step 3: Cross multiply
4,007,220.80x = 6,011,414.40 × 1,310,892.80 - Step 4: Simplify right side
4,007,220.80x = 7,880,319,854,776.32 - Step 5: Solve for x
x = 7,880,319,854,776.32/4,007,220.80 - Step 6: Final answer
x = 1,966,529.98
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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.