Finding the Fourth Proportional to 1,193,376.51, 1,646,859.60 and 649,516.23
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Solution
The fourth proportional to 1,193,376.51, 1,646,859.60 and 649,516.23 is: 896,332.41
Step by Step Solution
- Step 1: Write the proportion equation
1,193,376.51 : 1,646,859.60 = 649,516.23 : x - Step 2: Convert to fraction form
1,193,376.51/1,646,859.60 = 649,516.23/x - Step 3: Cross multiply
1,193,376.51x = 1,646,859.60 × 649,516.23 - Step 4: Simplify right side
1,193,376.51x = 1,069,662,038,731.31 - Step 5: Solve for x
x = 1,069,662,038,731.31/1,193,376.51 - Step 6: Final answer
x = 896,332.41
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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.