Finding the Fourth Proportional to 1,580,504.78, 2,370,753.67 and 1,221,197.69
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Solution
The fourth proportional to 1,580,504.78, 2,370,753.67 and 1,221,197.69 is: 1,831,793.83
Step by Step Solution
- Step 1: Write the proportion equation
1,580,504.78 : 2,370,753.67 = 1,221,197.69 : x - Step 2: Convert to fraction form
1,580,504.78/2,370,753.67 = 1,221,197.69/x - Step 3: Cross multiply
1,580,504.78x = 2,370,753.67 × 1,221,197.69 - Step 4: Simplify right side
1,580,504.78x = 2,895,158,890,456.26 - Step 5: Solve for x
x = 2,895,158,890,456.26/1,580,504.78 - Step 6: Final answer
x = 1,831,793.83
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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.