Finding the Third Proportional to 920,905 and 1,937,247
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Solution
The third proportional to 920,905 and 1,937,247 is: 4,075,258.51
Step by Step Solution
- Step 1: Write the proportion equation
920,905 : 1,937,247 = 1,937,247 : x - Step 2: Convert to fraction form
920,905/1,937,247 = 1,937,247/x - Step 3: Cross multiply
920,905x = 1,937,247 × 1,937,247 - Step 4: Simplify right side
920,905x = 3,752,925,939,009 - Step 5: Solve for x
x = 3,752,925,939,009/920,905 - Step 6: Final answer
x = 4,075,258.51
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.