Finding the Fourth Proportional to 4,249,098.62, 6,373,639.96 and 1,331,414.83
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Solution
The fourth proportional to 4,249,098.62, 6,373,639.96 and 1,331,414.83 is: 1,997,119.75
Step by Step Solution
- Step 1: Write the proportion equation
4,249,098.62 : 6,373,639.96 = 1,331,414.83 : x - Step 2: Convert to fraction form
4,249,098.62/6,373,639.96 = 1,331,414.83/x - Step 3: Cross multiply
4,249,098.62x = 6,373,639.96 × 1,331,414.83 - Step 4: Simplify right side
4,249,098.62x = 8,485,958,768,463.12 - Step 5: Solve for x
x = 8,485,958,768,463.12/4,249,098.62 - Step 6: Final answer
x = 1,997,119.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.