Finding the Fourth Proportional to 862,710.08, 1,294,066.02 and 861,464.09
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Solution
The fourth proportional to 862,710.08, 1,294,066.02 and 861,464.09 is: 1,292,197.05
Step by Step Solution
- Step 1: Write the proportion equation
862,710.08 : 1,294,066.02 = 861,464.09 : x - Step 2: Convert to fraction form
862,710.08/1,294,066.02 = 861,464.09/x - Step 3: Cross multiply
862,710.08x = 1,294,066.02 × 861,464.09 - Step 4: Simplify right side
862,710.08x = 1,114,791,412,784.88 - Step 5: Solve for x
x = 1,114,791,412,784.88/862,710.08 - Step 6: Final answer
x = 1,292,197.05
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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.