Finding the Fourth Proportional to 1,193,038.98, 1,646,369.36 and 649,185.54
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Solution
The fourth proportional to 1,193,038.98, 1,646,369.36 and 649,185.54 is: 895,862.75
Step by Step Solution
- Step 1: Write the proportion equation
1,193,038.98 : 1,646,369.36 = 649,185.54 : x - Step 2: Convert to fraction form
1,193,038.98/1,646,369.36 = 649,185.54/x - Step 3: Cross multiply
1,193,038.98x = 1,646,369.36 × 649,185.54 - Step 4: Simplify right side
1,193,038.98x = 1,068,799,182,011.05 - Step 5: Solve for x
x = 1,068,799,182,011.05/1,193,038.98 - Step 6: Final answer
x = 895,862.75
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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.