Finding the Fourth Proportional to 1,871,326.99, 2,805,916.02 and 732,756.12
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Solution
The fourth proportional to 1,871,326.99, 2,805,916.02 and 732,756.12 is: 1,098,713.45
Step by Step Solution
- Step 1: Write the proportion equation
1,871,326.99 : 2,805,916.02 = 732,756.12 : x - Step 2: Convert to fraction form
1,871,326.99/2,805,916.02 = 732,756.12/x - Step 3: Cross multiply
1,871,326.99x = 2,805,916.02 × 732,756.12 - Step 4: Simplify right side
1,871,326.99x = 2,056,052,135,861.04 - Step 5: Solve for x
x = 2,056,052,135,861.04/1,871,326.99 - Step 6: Final answer
x = 1,098,713.45
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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.