Finding the Fourth Proportional to 4,767,057.36, 7,149,507.73 and 1,355,268.21
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Solution
The fourth proportional to 4,767,057.36, 7,149,507.73 and 1,355,268.21 is: 2,032,595.75
Step by Step Solution
- Step 1: Write the proportion equation
4,767,057.36 : 7,149,507.73 = 1,355,268.21 : x - Step 2: Convert to fraction form
4,767,057.36/7,149,507.73 = 1,355,268.21/x - Step 3: Cross multiply
4,767,057.36x = 7,149,507.73 × 1,355,268.21 - Step 4: Simplify right side
4,767,057.36x = 9,689,500,513,419.44 - Step 5: Solve for x
x = 9,689,500,513,419.44/4,767,057.36 - Step 6: Final answer
x = 2,032,595.75
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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.