Finding the Fourth Proportional to 2,685,246.30, 4,027,869.45 and 2,582,027.10
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Solution
The fourth proportional to 2,685,246.30, 4,027,869.45 and 2,582,027.10 is: 3,873,040.65
Step by Step Solution
- Step 1: Write the proportion equation
2,685,246.30 : 4,027,869.45 = 2,582,027.10 : x - Step 2: Convert to fraction form
2,685,246.30/4,027,869.45 = 2,582,027.10/x - Step 3: Cross multiply
2,685,246.30x = 4,027,869.45 × 2,582,027.10 - Step 4: Simplify right side
2,685,246.30x = 10,400,068,075,162.10 - Step 5: Solve for x
x = 10,400,068,075,162.10/2,685,246.30 - Step 6: Final answer
x = 3,873,040.65
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1.5x scale
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.