Finding the Fourth Proportional to 4,709,854.19, 6,500,611.68 and 2,873,919.12
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Solution
The fourth proportional to 4,709,854.19, 6,500,611.68 and 2,873,919.12 is: 3,966,626.45
Step by Step Solution
- Step 1: Write the proportion equation
4,709,854.19 : 6,500,611.68 = 2,873,919.12 : x - Step 2: Convert to fraction form
4,709,854.19/6,500,611.68 = 2,873,919.12/x - Step 3: Cross multiply
4,709,854.19x = 6,500,611.68 × 2,873,919.12 - Step 4: Simplify right side
4,709,854.19x = 18,682,232,198,847.32 - Step 5: Solve for x
x = 18,682,232,198,847.32/4,709,854.19 - Step 6: Final answer
x = 3,966,626.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.