Finding the Fourth Proportional to 2,331,027.66, 3,216,917.39 and 1,298,534.19
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Solution
The fourth proportional to 2,331,027.66, 3,216,917.39 and 1,298,534.19 is: 1,792,032.45
Step by Step Solution
- Step 1: Write the proportion equation
2,331,027.66 : 3,216,917.39 = 1,298,534.19 : x - Step 2: Convert to fraction form
2,331,027.66/3,216,917.39 = 1,298,534.19/x - Step 3: Cross multiply
2,331,027.66x = 3,216,917.39 × 1,298,534.19 - Step 4: Simplify right side
2,331,027.66x = 4,177,277,217,320.56 - Step 5: Solve for x
x = 4,177,277,217,320.56/2,331,027.66 - Step 6: Final answer
x = 1,792,032.45
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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.