Finding the Fourth Proportional to 5,417,016.58, 8,120,437.98 and 1,820,268.19
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Solution
The fourth proportional to 5,417,016.58, 8,120,437.98 and 1,820,268.19 is: 2,728,692.95
Step by Step Solution
- Step 1: Write the proportion equation
5,417,016.58 : 8,120,437.98 = 1,820,268.19 : x - Step 2: Convert to fraction form
5,417,016.58/8,120,437.98 = 1,820,268.19/x - Step 3: Cross multiply
5,417,016.58x = 8,120,437.98 × 1,820,268.19 - Step 4: Simplify right side
5,417,016.58x = 14,781,374,957,425.40 - Step 5: Solve for x
x = 14,781,374,957,425.40/5,417,016.58 - Step 6: Final answer
x = 2,728,692.95
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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.