Finding the Fourth Proportional to 5,211,246.32, 7,817,118.94 and 2,517,836.91
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Solution
The fourth proportional to 5,211,246.32, 7,817,118.94 and 2,517,836.91 is: 3,776,875.88
Step by Step Solution
- Step 1: Write the proportion equation
5,211,246.32 : 7,817,118.94 = 2,517,836.91 : x - Step 2: Convert to fraction form
5,211,246.32/7,817,118.94 = 2,517,836.91/x - Step 3: Cross multiply
5,211,246.32x = 7,817,118.94 × 2,517,836.91 - Step 4: Simplify right side
5,211,246.32x = 19,682,230,570,825.18 - Step 5: Solve for x
x = 19,682,230,570,825.18/5,211,246.32 - Step 6: Final answer
x = 3,776,875.88
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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.