Finding the Fourth Proportional to 4,031,392.80, 5,563,329.72 and 2,195,845.44
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Solution
The fourth proportional to 4,031,392.80, 5,563,329.72 and 2,195,845.44 is: 3,030,270.88
Step by Step Solution
- Step 1: Write the proportion equation
4,031,392.80 : 5,563,329.72 = 2,195,845.44 : x - Step 2: Convert to fraction form
4,031,392.80/5,563,329.72 = 2,195,845.44/x - Step 3: Cross multiply
4,031,392.80x = 5,563,329.72 × 2,195,845.44 - Step 4: Simplify right side
4,031,392.80x = 12,216,212,196,878.48 - Step 5: Solve for x
x = 12,216,212,196,878.48/4,031,392.80 - Step 6: Final answer
x = 3,030,270.88
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1.5x scale
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.