Finding the Fourth Proportional to 4,430,112.15, 6,113,554.98 and 2,392,921.65
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Solution
The fourth proportional to 4,430,112.15, 6,113,554.98 and 2,392,921.65 is: 3,302,231.99
Step by Step Solution
- Step 1: Write the proportion equation
4,430,112.15 : 6,113,554.98 = 2,392,921.65 : x - Step 2: Convert to fraction form
4,430,112.15/6,113,554.98 = 2,392,921.65/x - Step 3: Cross multiply
4,430,112.15x = 6,113,554.98 × 2,392,921.65 - Step 4: Simplify right side
4,430,112.15x = 14,629,258,070,107.32 - Step 5: Solve for x
x = 14,629,258,070,107.32/4,430,112.15 - Step 6: Final answer
x = 3,302,231.99
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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.