Finding the Fourth Proportional to 1,025,907.98, 1,415,925.23 and 694,613.66
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Solution
The fourth proportional to 1,025,907.98, 1,415,925.23 and 694,613.66 is: 958,683.45
Step by Step Solution
- Step 1: Write the proportion equation
1,025,907.98 : 1,415,925.23 = 694,613.66 : x - Step 2: Convert to fraction form
1,025,907.98/1,415,925.23 = 694,613.66/x - Step 3: Cross multiply
1,025,907.98x = 1,415,925.23 × 694,613.66 - Step 4: Simplify right side
1,025,907.98x = 983,520,995,743.95 - Step 5: Solve for x
x = 983,520,995,743.95/1,025,907.98 - Step 6: Final answer
x = 958,683.45
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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.