Finding the Fourth Proportional to 2,518,581.44, 3,476,971.36 and 2,023,182.56
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Solution
The fourth proportional to 2,518,581.44, 3,476,971.36 and 2,023,182.56 is: 2,793,059.50
Step by Step Solution
- Step 1: Write the proportion equation
2,518,581.44 : 3,476,971.36 = 2,023,182.56 : x - Step 2: Convert to fraction form
2,518,581.44/3,476,971.36 = 2,023,182.56/x - Step 3: Cross multiply
2,518,581.44x = 3,476,971.36 × 2,023,182.56 - Step 4: Simplify right side
2,518,581.44x = 7,034,547,817,171.48 - Step 5: Solve for x
x = 7,034,547,817,171.48/2,518,581.44 - Step 6: Final answer
x = 2,793,059.50
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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.