Finding the Fourth Proportional to 1,135,597.28, 1,699,852.88 and 836,415.68
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Solution
The fourth proportional to 1,135,597.28, 1,699,852.88 and 836,415.68 is: 1,252,013.92
Step by Step Solution
- Step 1: Write the proportion equation
1,135,597.28 : 1,699,852.88 = 836,415.68 : x - Step 2: Convert to fraction form
1,135,597.28/1,699,852.88 = 836,415.68/x - Step 3: Cross multiply
1,135,597.28x = 1,699,852.88 × 836,415.68 - Step 4: Simplify right side
1,135,597.28x = 1,421,783,602,525.16 - Step 5: Solve for x
x = 1,421,783,602,525.16/1,135,597.28 - Step 6: Final answer
x = 1,252,013.92
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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.