Finding the Fourth Proportional to 1,576,739.68, 2,175,757.78 and 888,523.52
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Solution
The fourth proportional to 1,576,739.68, 2,175,757.78 and 888,523.52 is: 1,226,081.89
Step by Step Solution
- Step 1: Write the proportion equation
1,576,739.68 : 2,175,757.78 = 888,523.52 : x - Step 2: Convert to fraction form
1,576,739.68/2,175,757.78 = 888,523.52/x - Step 3: Cross multiply
1,576,739.68x = 2,175,757.78 × 888,523.52 - Step 4: Simplify right side
1,576,739.68x = 1,933,211,961,352.99 - Step 5: Solve for x
x = 1,933,211,961,352.99/1,576,739.68 - Step 6: Final answer
x = 1,226,081.89
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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.