Finding the Fourth Proportional to 1,102,322.18, 1,652,839.71 and 427,615.08
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Solution
The fourth proportional to 1,102,322.18, 1,652,839.71 and 427,615.08 is: 641,172.97
Step by Step Solution
- Step 1: Write the proportion equation
1,102,322.18 : 1,652,839.71 = 427,615.08 : x - Step 2: Convert to fraction form
1,102,322.18/1,652,839.71 = 427,615.08/x - Step 3: Cross multiply
1,102,322.18x = 1,652,839.71 × 427,615.08 - Step 4: Simplify right side
1,102,322.18x = 706,779,184,818.83 - Step 5: Solve for x
x = 706,779,184,818.83/1,102,322.18 - Step 6: Final answer
x = 641,172.97
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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.