Finding the Fourth Proportional to 3,413,690.85, 4,710,985.99 and 2,037,833.44
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Solution
The fourth proportional to 3,413,690.85, 4,710,985.99 and 2,037,833.44 is: 2,812,265.43
Step by Step Solution
- Step 1: Write the proportion equation
3,413,690.85 : 4,710,985.99 = 2,037,833.44 : x - Step 2: Convert to fraction form
3,413,690.85/4,710,985.99 = 2,037,833.44/x - Step 3: Cross multiply
3,413,690.85x = 4,710,985.99 × 2,037,833.44 - Step 4: Simplify right side
3,413,690.85x = 9,600,204,768,921.46 - Step 5: Solve for x
x = 9,600,204,768,921.46/3,413,690.85 - Step 6: Final answer
x = 2,812,265.43
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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.