Finding the Fourth Proportional to 1,683,240.81, 2,322,887.16 and 958,135.20
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Solution
The fourth proportional to 1,683,240.81, 2,322,887.16 and 958,135.20 is: 1,322,235.02
Step by Step Solution
- Step 1: Write the proportion equation
1,683,240.81 : 2,322,887.16 = 958,135.20 : x - Step 2: Convert to fraction form
1,683,240.81/2,322,887.16 = 958,135.20/x - Step 3: Cross multiply
1,683,240.81x = 2,322,887.16 × 958,135.20 - Step 4: Simplify right side
1,683,240.81x = 2,225,639,953,624.03 - Step 5: Solve for x
x = 2,225,639,953,624.03/1,683,240.81 - Step 6: Final answer
x = 1,322,235.02
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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.