Finding the Fourth Proportional to 6,219,005.81, 8,582,236.26 and 3,465,632.84
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Solution
The fourth proportional to 6,219,005.81, 8,582,236.26 and 3,465,632.84 is: 4,782,577.91
Step by Step Solution
- Step 1: Write the proportion equation
6,219,005.81 : 8,582,236.26 = 3,465,632.84 : x - Step 2: Convert to fraction form
6,219,005.81/8,582,236.26 = 3,465,632.84/x - Step 3: Cross multiply
6,219,005.81x = 8,582,236.26 × 3,465,632.84 - Step 4: Simplify right side
6,219,005.81x = 29,742,879,823,294.78 - Step 5: Solve for x
x = 29,742,879,823,294.78/6,219,005.81 - Step 6: Final answer
x = 4,782,577.91
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.