Finding the Fourth Proportional to 4,366,298.10, 6,543,226.35 and 3,220,115.70
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Solution
The fourth proportional to 4,366,298.10, 6,543,226.35 and 3,220,115.70 is: 4,825,585.75
Step by Step Solution
- Step 1: Write the proportion equation
4,366,298.10 : 6,543,226.35 = 3,220,115.70 : x - Step 2: Convert to fraction form
4,366,298.10/6,543,226.35 = 3,220,115.70/x - Step 3: Cross multiply
4,366,298.10x = 6,543,226.35 × 3,220,115.70 - Step 4: Simplify right side
4,366,298.10x = 21,069,945,898,288.70 - Step 5: Solve for x
x = 21,069,945,898,288.70/4,366,298.10 - Step 6: Final answer
x = 4,825,585.75
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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.