Finding the Fourth Proportional to 2,742,840.91, 4,114,532.06 and 945,487.76
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Solution
The fourth proportional to 2,742,840.91, 4,114,532.06 and 945,487.76 is: 1,418,324.95
Step by Step Solution
- Step 1: Write the proportion equation
2,742,840.91 : 4,114,532.06 = 945,487.76 : x - Step 2: Convert to fraction form
2,742,840.91/4,114,532.06 = 945,487.76/x - Step 3: Cross multiply
2,742,840.91x = 4,114,532.06 × 945,487.76 - Step 4: Simplify right side
2,742,840.91x = 3,890,239,700,857.59 - Step 5: Solve for x
x = 3,890,239,700,857.59/2,742,840.91 - Step 6: Final answer
x = 1,418,324.95
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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.