Finding the Fourth Proportional to 6,378,935.87, 9,567,507.80 and 1,830,372.26
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Solution
The fourth proportional to 6,378,935.87, 9,567,507.80 and 1,830,372.26 is: 2,745,301.28
Step by Step Solution
- Step 1: Write the proportion equation
6,378,935.87 : 9,567,507.80 = 1,830,372.26 : x - Step 2: Convert to fraction form
6,378,935.87/9,567,507.80 = 1,830,372.26/x - Step 3: Cross multiply
6,378,935.87x = 9,567,507.80 × 1,830,372.26 - Step 4: Simplify right side
6,378,935.87x = 17,512,100,831,192.02 - Step 5: Solve for x
x = 17,512,100,831,192.02/6,378,935.87 - Step 6: Final answer
x = 2,745,301.28
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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.