Finding the Fourth Proportional to 958,775.99, 1,322,037.99 and 783,800.06
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Solution
The fourth proportional to 958,775.99, 1,322,037.99 and 783,800.06 is: 1,080,767.01
Step by Step Solution
- Step 1: Write the proportion equation
958,775.99 : 1,322,037.99 = 783,800.06 : x - Step 2: Convert to fraction form
958,775.99/1,322,037.99 = 783,800.06/x - Step 3: Cross multiply
958,775.99x = 1,322,037.99 × 783,800.06 - Step 4: Simplify right side
958,775.99x = 1,036,213,461,148.87 - Step 5: Solve for x
x = 1,036,213,461,148.87/958,775.99 - Step 6: Final answer
x = 1,080,767.01
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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.