Finding the Fourth Proportional to 4,534,206.12, 6,257,489.40 and 2,497,015.80
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Solution
The fourth proportional to 4,534,206.12, 6,257,489.40 and 2,497,015.80 is: 3,446,038.73
Step by Step Solution
- Step 1: Write the proportion equation
4,534,206.12 : 6,257,489.40 = 2,497,015.80 : x - Step 2: Convert to fraction form
4,534,206.12/6,257,489.40 = 2,497,015.80/x - Step 3: Cross multiply
4,534,206.12x = 6,257,489.40 × 2,497,015.80 - Step 4: Simplify right side
4,534,206.12x = 15,625,049,900,132.52 - Step 5: Solve for x
x = 15,625,049,900,132.52/4,534,206.12 - Step 6: Final answer
x = 3,446,038.73
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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.