Finding the Fourth Proportional to 1,270,520.64, 1,753,375.68 and 761,212.08
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Solution
The fourth proportional to 1,270,520.64, 1,753,375.68 and 761,212.08 is: 1,050,506.94
Step by Step Solution
- Step 1: Write the proportion equation
1,270,520.64 : 1,753,375.68 = 761,212.08 : x - Step 2: Convert to fraction form
1,270,520.64/1,753,375.68 = 761,212.08/x - Step 3: Cross multiply
1,270,520.64x = 1,753,375.68 × 761,212.08 - Step 4: Simplify right side
1,270,520.64x = 1,334,690,748,394.21 - Step 5: Solve for x
x = 1,334,690,748,394.21/1,270,520.64 - Step 6: Final answer
x = 1,050,506.94
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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.