Finding the Fourth Proportional to 1,475,779.91, 2,212,909.88 and 676,376.73
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Solution
The fourth proportional to 1,475,779.91, 2,212,909.88 and 676,376.73 is: 1,014,216.78
Step by Step Solution
- Step 1: Write the proportion equation
1,475,779.91 : 2,212,909.88 = 676,376.73 : x - Step 2: Convert to fraction form
1,475,779.91/2,212,909.88 = 676,376.73/x - Step 3: Cross multiply
1,475,779.91x = 2,212,909.88 × 676,376.73 - Step 4: Simplify right side
1,475,779.91x = 1,496,760,745,037.21 - Step 5: Solve for x
x = 1,496,760,745,037.21/1,475,779.91 - Step 6: Final answer
x = 1,014,216.78
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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.