Finding the Fourth Proportional to 1,004,485.58, 1,386,201.33 and 591,113.75
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Solution
The fourth proportional to 1,004,485.58, 1,386,201.33 and 591,113.75 is: 815,743.58
Step by Step Solution
- Step 1: Write the proportion equation
1,004,485.58 : 1,386,201.33 = 591,113.75 : x - Step 2: Convert to fraction form
1,004,485.58/1,386,201.33 = 591,113.75/x - Step 3: Cross multiply
1,004,485.58x = 1,386,201.33 × 591,113.75 - Step 4: Simplify right side
1,004,485.58x = 819,402,663,475.72 - Step 5: Solve for x
x = 819,402,663,475.72/1,004,485.58 - Step 6: Final answer
x = 815,743.58
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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.