Finding the Fourth Proportional to 4,964,807.81, 7,447,212.12 and 1,599,014.81
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Solution
The fourth proportional to 4,964,807.81, 7,447,212.12 and 1,599,014.81 is: 2,398,522.35
Step by Step Solution
- Step 1: Write the proportion equation
4,964,807.81 : 7,447,212.12 = 1,599,014.81 : x - Step 2: Convert to fraction form
4,964,807.81/7,447,212.12 = 1,599,014.81/x - Step 3: Cross multiply
4,964,807.81x = 7,447,212.12 × 1,599,014.81 - Step 4: Simplify right side
4,964,807.81x = 11,908,202,497,705.83 - Step 5: Solve for x
x = 11,908,202,497,705.83/4,964,807.81 - Step 6: Final answer
x = 2,398,522.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.