Finding the Fourth Proportional to 1,151,816.96, 1,726,987.23 and 478,363.12
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Solution
The fourth proportional to 1,151,816.96, 1,726,987.23 and 478,363.12 is: 717,238.09
Step by Step Solution
- Step 1: Write the proportion equation
1,151,816.96 : 1,726,987.23 = 478,363.12 : x - Step 2: Convert to fraction form
1,151,816.96/1,726,987.23 = 478,363.12/x - Step 3: Cross multiply
1,151,816.96x = 1,726,987.23 × 478,363.12 - Step 4: Simplify right side
1,151,816.96x = 826,126,995,225.49 - Step 5: Solve for x
x = 826,126,995,225.49/1,151,816.96 - Step 6: Final answer
x = 717,238.09
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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.