Finding the Fourth Proportional to 2,742,769.62, 4,114,110.69 and 748,225.62
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Solution
The fourth proportional to 2,742,769.62, 4,114,110.69 and 748,225.62 is: 1,122,326.50
Step by Step Solution
- Step 1: Write the proportion equation
2,742,769.62 : 4,114,110.69 = 748,225.62 : x - Step 2: Convert to fraction form
2,742,769.62/4,114,110.69 = 748,225.62/x - Step 3: Cross multiply
2,742,769.62x = 4,114,110.69 × 748,225.62 - Step 4: Simplify right side
2,742,769.62x = 3,078,283,021,773.88 - Step 5: Solve for x
x = 3,078,283,021,773.88/2,742,769.62 - Step 6: Final answer
x = 1,122,326.50
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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.