Finding the Fourth Proportional to 4,160,368.80, 6,240,553.20 and 2,368,778.40
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Solution
The fourth proportional to 4,160,368.80, 6,240,553.20 and 2,368,778.40 is: 3,553,167.60
Step by Step Solution
- Step 1: Write the proportion equation
4,160,368.80 : 6,240,553.20 = 2,368,778.40 : x - Step 2: Convert to fraction form
4,160,368.80/6,240,553.20 = 2,368,778.40/x - Step 3: Cross multiply
4,160,368.80x = 6,240,553.20 × 2,368,778.40 - Step 4: Simplify right side
4,160,368.80x = 14,782,487,624,210.88 - Step 5: Solve for x
x = 14,782,487,624,210.88/4,160,368.80 - Step 6: Final answer
x = 3,553,167.60
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1.5x scale
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.