Finding the Fourth Proportional to 1,823,270.36, 2,516,461.22 and 1,201,985.42
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Solution
The fourth proportional to 1,823,270.36, 2,516,461.22 and 1,201,985.42 is: 1,658,969.38
Step by Step Solution
- Step 1: Write the proportion equation
1,823,270.36 : 2,516,461.22 = 1,201,985.42 : x - Step 2: Convert to fraction form
1,823,270.36/2,516,461.22 = 1,201,985.42/x - Step 3: Cross multiply
1,823,270.36x = 2,516,461.22 × 1,201,985.42 - Step 4: Simplify right side
1,823,270.36x = 3,024,749,686,858.07 - Step 5: Solve for x
x = 3,024,749,686,858.07/1,823,270.36 - Step 6: Final answer
x = 1,658,969.38
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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.