Finding the Fourth Proportional to 2,092,578.18, 2,887,558.38 and 1,174,597.08
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Solution
The fourth proportional to 2,092,578.18, 2,887,558.38 and 1,174,597.08 is: 1,620,831.98
Step by Step Solution
- Step 1: Write the proportion equation
2,092,578.18 : 2,887,558.38 = 1,174,597.08 : x - Step 2: Convert to fraction form
2,092,578.18/2,887,558.38 = 1,174,597.08/x - Step 3: Cross multiply
2,092,578.18x = 2,887,558.38 × 1,174,597.08 - Step 4: Simplify right side
2,092,578.18x = 3,391,717,641,477.53 - Step 5: Solve for x
x = 3,391,717,641,477.53/2,092,578.18 - Step 6: Final answer
x = 1,620,831.98
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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.