Finding the Fourth Proportional to 4,169,779.13, 6,255,135.27 and 1,329,232.25
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Solution
The fourth proportional to 4,169,779.13, 6,255,135.27 and 1,329,232.25 is: 1,993,997.11
Step by Step Solution
- Step 1: Write the proportion equation
4,169,779.13 : 6,255,135.27 = 1,329,232.25 : x - Step 2: Convert to fraction form
4,169,779.13/6,255,135.27 = 1,329,232.25/x - Step 3: Cross multiply
4,169,779.13x = 6,255,135.27 × 1,329,232.25 - Step 4: Simplify right side
4,169,779.13x = 8,314,527,544,634.30 - Step 5: Solve for x
x = 8,314,527,544,634.30/4,169,779.13 - Step 6: Final answer
x = 1,993,997.11
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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.