Finding the Fourth Proportional to 1,623,884.96, 2,434,221 and 769,455.68
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Solution
The fourth proportional to 1,623,884.96, 2,434,221 and 769,455.68 is: 1,153,422.33
Step by Step Solution
- Step 1: Write the proportion equation
1,623,884.96 : 2,434,221 = 769,455.68 : x - Step 2: Convert to fraction form
1,623,884.96/2,434,221 = 769,455.68/x - Step 3: Cross multiply
1,623,884.96x = 2,434,221 × 769,455.68 - Step 4: Simplify right side
1,623,884.96x = 1,873,025,174,825.28 - Step 5: Solve for x
x = 1,873,025,174,825.28/1,623,884.96 - Step 6: Final answer
x = 1,153,422.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.