Finding the Fourth Proportional to 3,669,501.20, 5,486,537.10 and 2,712,907.40
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Solution
The fourth proportional to 3,669,501.20, 5,486,537.10 and 2,712,907.40 is: 4,056,264.40
Step by Step Solution
- Step 1: Write the proportion equation
3,669,501.20 : 5,486,537.10 = 2,712,907.40 : x - Step 2: Convert to fraction form
3,669,501.20/5,486,537.10 = 2,712,907.40/x - Step 3: Cross multiply
3,669,501.20x = 5,486,537.10 × 2,712,907.40 - Step 4: Simplify right side
3,669,501.20x = 14,884,467,098,964.54 - Step 5: Solve for x
x = 14,884,467,098,964.54/3,669,501.20 - Step 6: Final answer
x = 4,056,264.40
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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.