Finding the Fourth Proportional to 6,582,644.04, 9,870,415.74 and 2,986,448.70
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Solution
The fourth proportional to 6,582,644.04, 9,870,415.74 and 2,986,448.70 is: 4,478,062.32
Step by Step Solution
- Step 1: Write the proportion equation
6,582,644.04 : 9,870,415.74 = 2,986,448.70 : x - Step 2: Convert to fraction form
6,582,644.04/9,870,415.74 = 2,986,448.70/x - Step 3: Cross multiply
6,582,644.04x = 9,870,415.74 × 2,986,448.70 - Step 4: Simplify right side
6,582,644.04x = 29,477,490,255,182.54 - Step 5: Solve for x
x = 29,477,490,255,182.54/6,582,644.04 - Step 6: Final answer
x = 4,478,062.32
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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.