Finding the Fourth Proportional to 1,842,897.81, 2,544,202.67 and 1,273,004.49
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Solution
The fourth proportional to 1,842,897.81, 2,544,202.67 and 1,273,004.49 is: 1,757,439.51
Step by Step Solution
- Step 1: Write the proportion equation
1,842,897.81 : 2,544,202.67 = 1,273,004.49 : x - Step 2: Convert to fraction form
1,842,897.81/2,544,202.67 = 1,273,004.49/x - Step 3: Cross multiply
1,842,897.81x = 2,544,202.67 × 1,273,004.49 - Step 4: Simplify right side
1,842,897.81x = 3,238,781,416,014.97 - Step 5: Solve for x
x = 3,238,781,416,014.97/1,842,897.81 - Step 6: Final answer
x = 1,757,439.51
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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.