Finding the Fourth Proportional to 4,071,490.30, 6,107,235.45 and 1,412,098.30
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Solution
The fourth proportional to 4,071,490.30, 6,107,235.45 and 1,412,098.30 is: 2,118,147.45
Step by Step Solution
- Step 1: Write the proportion equation
4,071,490.30 : 6,107,235.45 = 1,412,098.30 : x - Step 2: Convert to fraction form
4,071,490.30/6,107,235.45 = 1,412,098.30/x - Step 3: Cross multiply
4,071,490.30x = 6,107,235.45 × 1,412,098.30 - Step 4: Simplify right side
4,071,490.30x = 8,624,016,796,644.74 - Step 5: Solve for x
x = 8,624,016,796,644.74/4,071,490.30 - Step 6: Final answer
x = 2,118,147.45
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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.