Finding the Fourth Proportional to 1,952,158.21, 2,693,959.58 and 1,124,927.87
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Solution
The fourth proportional to 1,952,158.21, 2,693,959.58 and 1,124,927.87 is: 1,552,389.65
Step by Step Solution
- Step 1: Write the proportion equation
1,952,158.21 : 2,693,959.58 = 1,124,927.87 : x - Step 2: Convert to fraction form
1,952,158.21/2,693,959.58 = 1,124,927.87/x - Step 3: Cross multiply
1,952,158.21x = 2,693,959.58 × 1,124,927.87 - Step 4: Simplify right side
1,952,158.21x = 3,030,510,201,538.02 - Step 5: Solve for x
x = 3,030,510,201,538.02/1,952,158.21 - Step 6: Final answer
x = 1,552,389.65
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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.