Finding the Fourth Proportional to 2,336,236.99, 3,223,397.79 and 1,368,847.51
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Solution
The fourth proportional to 2,336,236.99, 3,223,397.79 and 1,368,847.51 is: 1,888,652.59
Step by Step Solution
- Step 1: Write the proportion equation
2,336,236.99 : 3,223,397.79 = 1,368,847.51 : x - Step 2: Convert to fraction form
2,336,236.99/3,223,397.79 = 1,368,847.51/x - Step 3: Cross multiply
2,336,236.99x = 3,223,397.79 × 1,368,847.51 - Step 4: Simplify right side
2,336,236.99x = 4,412,340,038,581.00 - Step 5: Solve for x
x = 4,412,340,038,581.00/2,336,236.99 - Step 6: Final answer
x = 1,888,652.59
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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.