Finding the Fourth Proportional to 4,487,660.48, 6,192,155.76 and 2,652,427.28
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Solution
The fourth proportional to 4,487,660.48, 6,192,155.76 and 2,652,427.28 is: 3,659,867.53
Step by Step Solution
- Step 1: Write the proportion equation
4,487,660.48 : 6,192,155.76 = 2,652,427.28 : x - Step 2: Convert to fraction form
4,487,660.48/6,192,155.76 = 2,652,427.28/x - Step 3: Cross multiply
4,487,660.48x = 6,192,155.76 × 2,652,427.28 - Step 4: Simplify right side
4,487,660.48x = 16,424,242,859,833.13 - Step 5: Solve for x
x = 16,424,242,859,833.13/4,487,660.48 - Step 6: Final answer
x = 3,659,867.53
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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.