Finding the Fourth Proportional to 1,247,727.68, 1,871,923.10 and 394,814.48
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Solution
The fourth proportional to 1,247,727.68, 1,871,923.10 and 394,814.48 is: 592,326.65
Step by Step Solution
- Step 1: Write the proportion equation
1,247,727.68 : 1,871,923.10 = 394,814.48 : x - Step 2: Convert to fraction form
1,247,727.68/1,871,923.10 = 394,814.48/x - Step 3: Cross multiply
1,247,727.68x = 1,871,923.10 × 394,814.48 - Step 4: Simplify right side
1,247,727.68x = 739,062,348,032.22 - Step 5: Solve for x
x = 739,062,348,032.22/1,247,727.68 - Step 6: Final answer
x = 592,326.65
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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.