Finding the Fourth Proportional to 2,042,956.74, 2,819,408.28 and 1,125,185.67
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Solution
The fourth proportional to 2,042,956.74, 2,819,408.28 and 1,125,185.67 is: 1,552,826.71
Step by Step Solution
- Step 1: Write the proportion equation
2,042,956.74 : 2,819,408.28 = 1,125,185.67 : x - Step 2: Convert to fraction form
2,042,956.74/2,819,408.28 = 1,125,185.67/x - Step 3: Cross multiply
2,042,956.74x = 2,819,408.28 × 1,125,185.67 - Step 4: Simplify right side
2,042,956.74x = 3,172,357,794,535.35 - Step 5: Solve for x
x = 3,172,357,794,535.35/2,042,956.74 - Step 6: Final answer
x = 1,552,826.71
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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.