Finding the Fourth Proportional to 2,457,246.30, 3,685,869.45 and 2,317,278.30
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Solution
The fourth proportional to 2,457,246.30, 3,685,869.45 and 2,317,278.30 is: 3,475,917.45
Step by Step Solution
- Step 1: Write the proportion equation
2,457,246.30 : 3,685,869.45 = 2,317,278.30 : x - Step 2: Convert to fraction form
2,457,246.30/3,685,869.45 = 2,317,278.30/x - Step 3: Cross multiply
2,457,246.30x = 3,685,869.45 × 2,317,278.30 - Step 4: Simplify right side
2,457,246.30x = 8,541,185,293,117.94 - Step 5: Solve for x
x = 8,541,185,293,117.94/2,457,246.30 - Step 6: Final answer
x = 3,475,917.45
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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.