Finding the Fourth Proportional to 1,964,982.30, 2,947,473.26 and 545,038.44
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Solution
The fourth proportional to 1,964,982.30, 2,947,473.26 and 545,038.44 is: 817,557.61
Step by Step Solution
- Step 1: Write the proportion equation
1,964,982.30 : 2,947,473.26 = 545,038.44 : x - Step 2: Convert to fraction form
1,964,982.30/2,947,473.26 = 545,038.44/x - Step 3: Cross multiply
1,964,982.30x = 2,947,473.26 × 545,038.44 - Step 4: Simplify right side
1,964,982.30x = 1,606,486,227,572.11 - Step 5: Solve for x
x = 1,606,486,227,572.11/1,964,982.30 - Step 6: Final answer
x = 817,557.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.