Finding the Fourth Proportional to 2,604,281.70, 3,906,422.55 and 1,659,497.70
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Solution
The fourth proportional to 2,604,281.70, 3,906,422.55 and 1,659,497.70 is: 2,489,246.55
Step by Step Solution
- Step 1: Write the proportion equation
2,604,281.70 : 3,906,422.55 = 1,659,497.70 : x - Step 2: Convert to fraction form
2,604,281.70/3,906,422.55 = 1,659,497.70/x - Step 3: Cross multiply
2,604,281.70x = 3,906,422.55 × 1,659,497.70 - Step 4: Simplify right side
2,604,281.70x = 6,482,699,236,953.14 - Step 5: Solve for x
x = 6,482,699,236,953.14/2,604,281.70 - Step 6: Final answer
x = 2,489,246.55
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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.