Finding the Fourth Proportional to 3,356,122.39, 4,631,479.36 and 2,031,576.55
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Solution
The fourth proportional to 3,356,122.39, 4,631,479.36 and 2,031,576.55 is: 2,803,594.08
Step by Step Solution
- Step 1: Write the proportion equation
3,356,122.39 : 4,631,479.36 = 2,031,576.55 : x - Step 2: Convert to fraction form
3,356,122.39/4,631,479.36 = 2,031,576.55/x - Step 3: Cross multiply
3,356,122.39x = 4,631,479.36 × 2,031,576.55 - Step 4: Simplify right side
3,356,122.39x = 9,409,204,842,927.37 - Step 5: Solve for x
x = 9,409,204,842,927.37/3,356,122.39 - Step 6: Final answer
x = 2,803,594.08
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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.