Finding the Fourth Proportional to 2,637,665.84, 3,955,945.10 and 743,964.41
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Solution
The fourth proportional to 2,637,665.84, 3,955,945.10 and 743,964.41 is: 1,115,790.45
Step by Step Solution
- Step 1: Write the proportion equation
2,637,665.84 : 3,955,945.10 = 743,964.41 : x - Step 2: Convert to fraction form
2,637,665.84/3,955,945.10 = 743,964.41/x - Step 3: Cross multiply
2,637,665.84x = 3,955,945.10 × 743,964.41 - Step 4: Simplify right side
2,637,665.84x = 2,943,082,368,483.93 - Step 5: Solve for x
x = 2,943,082,368,483.93/2,637,665.84 - Step 6: Final answer
x = 1,115,790.45
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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.