Finding the Fourth Proportional to 1,274,108.58, 1,911,177.99 and 432,725.94
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Solution
The fourth proportional to 1,274,108.58, 1,911,177.99 and 432,725.94 is: 649,094.05
Step by Step Solution
- Step 1: Write the proportion equation
1,274,108.58 : 1,911,177.99 = 432,725.94 : x - Step 2: Convert to fraction form
1,274,108.58/1,911,177.99 = 432,725.94/x - Step 3: Cross multiply
1,274,108.58x = 1,911,177.99 × 432,725.94 - Step 4: Simplify right side
1,274,108.58x = 827,016,292,230.06 - Step 5: Solve for x
x = 827,016,292,230.06/1,274,108.58 - Step 6: Final answer
x = 649,094.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.