Finding the Fourth Proportional to 1,312,754.32, 1,973,241.84 and 866,343.88
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Solution
The fourth proportional to 1,312,754.32, 1,973,241.84 and 866,343.88 is: 1,302,228.43
Step by Step Solution
- Step 1: Write the proportion equation
1,312,754.32 : 1,973,241.84 = 866,343.88 : x - Step 2: Convert to fraction form
1,312,754.32/1,973,241.84 = 866,343.88/x - Step 3: Cross multiply
1,312,754.32x = 1,973,241.84 × 866,343.88 - Step 4: Simplify right side
1,312,754.32x = 1,709,505,991,843.94 - Step 5: Solve for x
x = 1,709,505,991,843.94/1,312,754.32 - Step 6: Final answer
x = 1,302,228.43
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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.