Finding the Fourth Proportional to 1,201,795.62, 1,658,475.36 and 657,927
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Solution
The fourth proportional to 1,201,795.62, 1,658,475.36 and 657,927 is: 907,937.84
Step by Step Solution
- Step 1: Write the proportion equation
1,201,795.62 : 1,658,475.36 = 657,927 : x - Step 2: Convert to fraction form
1,201,795.62/1,658,475.36 = 657,927/x - Step 3: Cross multiply
1,201,795.62x = 1,658,475.36 × 657,927 - Step 4: Simplify right side
1,201,795.62x = 1,091,155,718,178.72 - Step 5: Solve for x
x = 1,091,155,718,178.72/1,201,795.62 - Step 6: Final answer
x = 907,937.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.