Finding the Fourth Proportional to 1,327,215.12, 1,831,715.04 and 837,895.68
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Solution
The fourth proportional to 1,327,215.12, 1,831,715.04 and 837,895.68 is: 1,156,395.90
Step by Step Solution
- Step 1: Write the proportion equation
1,327,215.12 : 1,831,715.04 = 837,895.68 : x - Step 2: Convert to fraction form
1,327,215.12/1,831,715.04 = 837,895.68/x - Step 3: Cross multiply
1,327,215.12x = 1,831,715.04 × 837,895.68 - Step 4: Simplify right side
1,327,215.12x = 1,534,786,119,007.03 - Step 5: Solve for x
x = 1,534,786,119,007.03/1,327,215.12 - Step 6: Final answer
x = 1,156,395.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.