Finding the Fourth Proportional to 2,996,397.72, 4,497,795.06 and 1,291,382.44
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Solution
The fourth proportional to 2,996,397.72, 4,497,795.06 and 1,291,382.44 is: 1,938,452.14
Step by Step Solution
- Step 1: Write the proportion equation
2,996,397.72 : 4,497,795.06 = 1,291,382.44 : x - Step 2: Convert to fraction form
2,996,397.72/4,497,795.06 = 1,291,382.44/x - Step 3: Cross multiply
2,996,397.72x = 4,497,795.06 × 1,291,382.44 - Step 4: Simplify right side
2,996,397.72x = 5,808,373,559,202.75 - Step 5: Solve for x
x = 5,808,373,559,202.75/2,996,397.72 - Step 6: Final answer
x = 1,938,452.14
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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.