Finding the Fourth Proportional to 4,031,049.36, 5,563,479.90 and 2,377,378.23
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Solution
The fourth proportional to 4,031,049.36, 5,563,479.90 and 2,377,378.23 is: 3,281,154.56
Step by Step Solution
- Step 1: Write the proportion equation
4,031,049.36 : 5,563,479.90 = 2,377,378.23 : x - Step 2: Convert to fraction form
4,031,049.36/5,563,479.90 = 2,377,378.23/x - Step 3: Cross multiply
4,031,049.36x = 5,563,479.90 × 2,377,378.23 - Step 4: Simplify right side
4,031,049.36x = 13,226,495,997,302.58 - Step 5: Solve for x
x = 13,226,495,997,302.58/4,031,049.36 - Step 6: Final answer
x = 3,281,154.56
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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.