Finding the Fourth Proportional to 2,251,522.58, 3,107,126.18 and 1,219,053.24
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Solution
The fourth proportional to 2,251,522.58, 3,107,126.18 and 1,219,053.24 is: 1,682,307.02
Step by Step Solution
- Step 1: Write the proportion equation
2,251,522.58 : 3,107,126.18 = 1,219,053.24 : x - Step 2: Convert to fraction form
2,251,522.58/3,107,126.18 = 1,219,053.24/x - Step 3: Cross multiply
2,251,522.58x = 3,107,126.18 × 1,219,053.24 - Step 4: Simplify right side
2,251,522.58x = 3,787,752,239,865.46 - Step 5: Solve for x
x = 3,787,752,239,865.46/2,251,522.58 - Step 6: Final answer
x = 1,682,307.02
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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.