Finding the Fourth Proportional to 2,221,031.33, 3,329,418.68 and 939,876.42
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Solution
The fourth proportional to 2,221,031.33, 3,329,418.68 and 939,876.42 is: 1,408,913.99
Step by Step Solution
- Step 1: Write the proportion equation
2,221,031.33 : 3,329,418.68 = 939,876.42 : x - Step 2: Convert to fraction form
2,221,031.33/3,329,418.68 = 939,876.42/x - Step 3: Cross multiply
2,221,031.33x = 3,329,418.68 × 939,876.42 - Step 4: Simplify right side
2,221,031.33x = 3,129,242,109,639.53 - Step 5: Solve for x
x = 3,129,242,109,639.53/2,221,031.33 - Step 6: Final answer
x = 1,408,913.99
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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.