Finding the Fourth Proportional to 1,163,078.03, 1,604,812.01 and 679,549.75
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Solution
The fourth proportional to 1,163,078.03, 1,604,812.01 and 679,549.75 is: 937,640.96
Step by Step Solution
- Step 1: Write the proportion equation
1,163,078.03 : 1,604,812.01 = 679,549.75 : x - Step 2: Convert to fraction form
1,163,078.03/1,604,812.01 = 679,549.75/x - Step 3: Cross multiply
1,163,078.03x = 1,604,812.01 × 679,549.75 - Step 4: Simplify right side
1,163,078.03x = 1,090,549,597,879.34 - Step 5: Solve for x
x = 1,090,549,597,879.34/1,163,078.03 - Step 6: Final answer
x = 937,640.96
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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.