Finding the Fourth Proportional to 1,485,083.24, 2,228,561.99 and 632,153.60
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Solution
The fourth proportional to 1,485,083.24, 2,228,561.99 and 632,153.60 is: 948,629.30
Step by Step Solution
- Step 1: Write the proportion equation
1,485,083.24 : 2,228,561.99 = 632,153.60 : x - Step 2: Convert to fraction form
1,485,083.24/2,228,561.99 = 632,153.60/x - Step 3: Cross multiply
1,485,083.24x = 2,228,561.99 × 632,153.60 - Step 4: Simplify right side
1,485,083.24x = 1,408,793,484,781.63 - Step 5: Solve for x
x = 1,408,793,484,781.63/1,485,083.24 - Step 6: Final answer
x = 948,629.30
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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.