Finding the Fourth Proportional to 2,079,466.68, 3,119,497.54 and 640,271.84
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Solution
The fourth proportional to 2,079,466.68, 3,119,497.54 and 640,271.84 is: 960,499.37
Step by Step Solution
- Step 1: Write the proportion equation
2,079,466.68 : 3,119,497.54 = 640,271.84 : x - Step 2: Convert to fraction form
2,079,466.68/3,119,497.54 = 640,271.84/x - Step 3: Cross multiply
2,079,466.68x = 3,119,497.54 × 640,271.84 - Step 4: Simplify right side
2,079,466.68x = 1,997,326,429,811.27 - Step 5: Solve for x
x = 1,997,326,429,811.27/2,079,466.68 - Step 6: Final answer
x = 960,499.37
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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.