Finding the Fourth Proportional to 2,812,585.08, 3,881,165.87 and 1,651,078.50
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Solution
The fourth proportional to 2,812,585.08, 3,881,165.87 and 1,651,078.50 is: 2,278,370.02
Step by Step Solution
- Step 1: Write the proportion equation
2,812,585.08 : 3,881,165.87 = 1,651,078.50 : x - Step 2: Convert to fraction form
2,812,585.08/3,881,165.87 = 1,651,078.50/x - Step 3: Cross multiply
2,812,585.08x = 3,881,165.87 × 1,651,078.50 - Step 4: Simplify right side
2,812,585.08x = 6,408,109,514,635.40 - Step 5: Solve for x
x = 6,408,109,514,635.40/2,812,585.08 - Step 6: Final answer
x = 2,278,370.02
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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.