Finding the Fourth Proportional to 1,044,578.08, 1,432,129.80 and 1,025,682.40
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Solution
The fourth proportional to 1,044,578.08, 1,432,129.80 and 1,025,682.40 is: 1,406,223.58
Step by Step Solution
- Step 1: Write the proportion equation
1,044,578.08 : 1,432,129.80 = 1,025,682.40 : x - Step 2: Convert to fraction form
1,044,578.08/1,432,129.80 = 1,025,682.40/x - Step 3: Cross multiply
1,044,578.08x = 1,432,129.80 × 1,025,682.40 - Step 4: Simplify right side
1,044,578.08x = 1,468,910,330,375.52 - Step 5: Solve for x
x = 1,468,910,330,375.52/1,044,578.08 - Step 6: Final answer
x = 1,406,223.58
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.