Finding the Fourth Proportional to 1,069,909.34, 1,603,732.62 and 395,557.52
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Solution
The fourth proportional to 1,069,909.34, 1,603,732.62 and 395,557.52 is: 592,917.99
Step by Step Solution
- Step 1: Write the proportion equation
1,069,909.34 : 1,603,732.62 = 395,557.52 : x - Step 2: Convert to fraction form
1,069,909.34/1,603,732.62 = 395,557.52/x - Step 3: Cross multiply
1,069,909.34x = 1,603,732.62 × 395,557.52 - Step 4: Simplify right side
1,069,909.34x = 634,368,497,910.30 - Step 5: Solve for x
x = 634,368,497,910.30/1,069,909.34 - Step 6: Final answer
x = 592,917.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.