Finding the Fourth Proportional to 1,660,747.32, 2,291,838.30 and 935,603.73
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Solution
The fourth proportional to 1,660,747.32, 2,291,838.30 and 935,603.73 is: 1,291,137.09
Step by Step Solution
- Step 1: Write the proportion equation
1,660,747.32 : 2,291,838.30 = 935,603.73 : x - Step 2: Convert to fraction form
1,660,747.32/2,291,838.30 = 935,603.73/x - Step 3: Cross multiply
1,660,747.32x = 2,291,838.30 × 935,603.73 - Step 4: Simplify right side
1,660,747.32x = 2,144,252,462,036.86 - Step 5: Solve for x
x = 2,144,252,462,036.86/1,660,747.32 - Step 6: Final answer
x = 1,291,137.09
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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.