Finding the Fourth Proportional to 1,614,291.30, 2,227,737.06 and 889,141.68
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Solution
The fourth proportional to 1,614,291.30, 2,227,737.06 and 889,141.68 is: 1,227,023.82
Step by Step Solution
- Step 1: Write the proportion equation
1,614,291.30 : 2,227,737.06 = 889,141.68 : x - Step 2: Convert to fraction form
1,614,291.30/2,227,737.06 = 889,141.68/x - Step 3: Cross multiply
1,614,291.30x = 2,227,737.06 × 889,141.68 - Step 4: Simplify right side
1,614,291.30x = 1,980,773,872,126.66 - Step 5: Solve for x
x = 1,980,773,872,126.66/1,614,291.30 - Step 6: Final answer
x = 1,227,023.82
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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.