Finding the Fourth Proportional to 2,762,664.09, 4,146,823.94 and 2,281,358.36
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Solution
The fourth proportional to 2,762,664.09, 4,146,823.94 and 2,281,358.36 is: 3,424,372.68
Step by Step Solution
- Step 1: Write the proportion equation
2,762,664.09 : 4,146,823.94 = 2,281,358.36 : x - Step 2: Convert to fraction form
2,762,664.09/4,146,823.94 = 2,281,358.36/x - Step 3: Cross multiply
2,762,664.09x = 4,146,823.94 × 2,281,358.36 - Step 4: Simplify right side
2,762,664.09x = 9,460,391,430,826.23 - Step 5: Solve for x
x = 9,460,391,430,826.23/2,762,664.09 - Step 6: Final answer
x = 3,424,372.68
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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.