Finding the Fourth Proportional to 4,484,907.84, 6,187,231.20 and 2,742,653.40
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Solution
The fourth proportional to 4,484,907.84, 6,187,231.20 and 2,742,653.40 is: 3,783,674.33
Step by Step Solution
- Step 1: Write the proportion equation
4,484,907.84 : 6,187,231.20 = 2,742,653.40 : x - Step 2: Convert to fraction form
4,484,907.84/6,187,231.20 = 2,742,653.40/x - Step 3: Cross multiply
4,484,907.84x = 6,187,231.20 × 2,742,653.40 - Step 4: Simplify right side
4,484,907.84x = 16,969,430,687,266.08 - Step 5: Solve for x
x = 16,969,430,687,266.08/4,484,907.84 - Step 6: Final answer
x = 3,783,674.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.