Finding the Fourth Proportional to 1,345,548.18, 2,018,663.10 and 446,994.36
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Solution
The fourth proportional to 1,345,548.18, 2,018,663.10 and 446,994.36 is: 670,604.76
Step by Step Solution
- Step 1: Write the proportion equation
1,345,548.18 : 2,018,663.10 = 446,994.36 : x - Step 2: Convert to fraction form
1,345,548.18/2,018,663.10 = 446,994.36/x - Step 3: Cross multiply
1,345,548.18x = 2,018,663.10 × 446,994.36 - Step 4: Simplify right side
1,345,548.18x = 902,331,020,440.12 - Step 5: Solve for x
x = 902,331,020,440.12/1,345,548.18 - Step 6: Final answer
x = 670,604.76
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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.