Finding the Fourth Proportional to 4,471,817.24, 6,707,728.13 and 1,439,182.70
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Solution
The fourth proportional to 4,471,817.24, 6,707,728.13 and 1,439,182.70 is: 2,158,774.78
Step by Step Solution
- Step 1: Write the proportion equation
4,471,817.24 : 6,707,728.13 = 1,439,182.70 : x - Step 2: Convert to fraction form
4,471,817.24/6,707,728.13 = 1,439,182.70/x - Step 3: Cross multiply
4,471,817.24x = 6,707,728.13 × 1,439,182.70 - Step 4: Simplify right side
4,471,817.24x = 9,653,646,280,999.35 - Step 5: Solve for x
x = 9,653,646,280,999.35/4,471,817.24 - Step 6: Final answer
x = 2,158,774.78
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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.