Finding the Fourth Proportional to 4,430,043.69, 6,113,463.93 and 2,392,853.19
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Solution
The fourth proportional to 4,430,043.69, 6,113,463.93 and 2,392,853.19 is: 3,302,139.37
Step by Step Solution
- Step 1: Write the proportion equation
4,430,043.69 : 6,113,463.93 = 2,392,853.19 : x - Step 2: Convert to fraction form
4,430,043.69/6,113,463.93 = 2,392,853.19/x - Step 3: Cross multiply
4,430,043.69x = 6,113,463.93 × 2,392,853.19 - Step 4: Simplify right side
4,430,043.69x = 14,628,621,666,850.44 - Step 5: Solve for x
x = 14,628,621,666,850.44/4,430,043.69 - Step 6: Final answer
x = 3,302,139.37
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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.