Finding the Fourth Proportional to 1,235,352.98, 1,704,804.51 and 711,774.22
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Solution
The fourth proportional to 1,235,352.98, 1,704,804.51 and 711,774.22 is: 982,258.45
Step by Step Solution
- Step 1: Write the proportion equation
1,235,352.98 : 1,704,804.51 = 711,774.22 : x - Step 2: Convert to fraction form
1,235,352.98/1,704,804.51 = 711,774.22/x - Step 3: Cross multiply
1,235,352.98x = 1,704,804.51 × 711,774.22 - Step 4: Simplify right side
1,235,352.98x = 1,213,435,901,961.38 - Step 5: Solve for x
x = 1,213,435,901,961.38/1,235,352.98 - Step 6: Final answer
x = 982,258.45
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1.5x scale
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.