Finding the Fourth Proportional to 2,109,007.08, 3,168,557.47 and 1,352,331.05
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Solution
The fourth proportional to 2,109,007.08, 3,168,557.47 and 1,352,331.05 is: 2,031,732.70
Step by Step Solution
- Step 1: Write the proportion equation
2,109,007.08 : 3,168,557.47 = 1,352,331.05 : x - Step 2: Convert to fraction form
2,109,007.08/3,168,557.47 = 1,352,331.05/x - Step 3: Cross multiply
2,109,007.08x = 3,168,557.47 × 1,352,331.05 - Step 4: Simplify right side
2,109,007.08x = 4,284,938,650,390.44 - Step 5: Solve for x
x = 4,284,938,650,390.44/2,109,007.08 - Step 6: Final answer
x = 2,031,732.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.