Finding the Fourth Proportional to 4,866,039.60, 6,714,846.12 and 2,690,412
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Solution
The fourth proportional to 4,866,039.60, 6,714,846.12 and 2,690,412 is: 3,712,609.03
Step by Step Solution
- Step 1: Write the proportion equation
4,866,039.60 : 6,714,846.12 = 2,690,412 : x - Step 2: Convert to fraction form
4,866,039.60/6,714,846.12 = 2,690,412/x - Step 3: Cross multiply
4,866,039.60x = 6,714,846.12 × 2,690,412 - Step 4: Simplify right side
4,866,039.60x = 18,065,702,579,401.44 - Step 5: Solve for x
x = 18,065,702,579,401.44/4,866,039.60 - Step 6: Final answer
x = 3,712,609.03
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1.5x scale
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.