Finding the Fourth Proportional to 4,442,764.02, 6,664,393.42 and 1,247,639.94
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Solution
The fourth proportional to 4,442,764.02, 6,664,393.42 and 1,247,639.94 is: 1,871,529.38
Step by Step Solution
- Step 1: Write the proportion equation
4,442,764.02 : 6,664,393.42 = 1,247,639.94 : x - Step 2: Convert to fraction form
4,442,764.02/6,664,393.42 = 1,247,639.94/x - Step 3: Cross multiply
4,442,764.02x = 6,664,393.42 × 1,247,639.94 - Step 4: Simplify right side
4,442,764.02x = 8,314,763,406,665.19 - Step 5: Solve for x
x = 8,314,763,406,665.19/4,442,764.02 - Step 6: Final answer
x = 1,871,529.38
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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.