Finding the Fourth Proportional to 2,708,437.80, 4,062,656.70 and 910,723.80
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Solution
The fourth proportional to 2,708,437.80, 4,062,656.70 and 910,723.80 is: 1,366,085.70
Step by Step Solution
- Step 1: Write the proportion equation
2,708,437.80 : 4,062,656.70 = 910,723.80 : x - Step 2: Convert to fraction form
2,708,437.80/4,062,656.70 = 910,723.80/x - Step 3: Cross multiply
2,708,437.80x = 4,062,656.70 × 910,723.80 - Step 4: Simplify right side
2,708,437.80x = 3,699,958,147,919.46 - Step 5: Solve for x
x = 3,699,958,147,919.46/2,708,437.80 - Step 6: Final answer
x = 1,366,085.70
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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.