Finding the Fourth Proportional to 4,340,471.14, 5,989,839.87 and 2,406,682
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Solution
The fourth proportional to 4,340,471.14, 5,989,839.87 and 2,406,682 is: 3,321,215.45
Step by Step Solution
- Step 1: Write the proportion equation
4,340,471.14 : 5,989,839.87 = 2,406,682 : x - Step 2: Convert to fraction form
4,340,471.14/5,989,839.87 = 2,406,682/x - Step 3: Cross multiply
4,340,471.14x = 5,989,839.87 × 2,406,682 - Step 4: Simplify right side
4,340,471.14x = 14,415,639,798,011.34 - Step 5: Solve for x
x = 14,415,639,798,011.34/4,340,471.14 - Step 6: Final answer
x = 3,321,215.45
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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.