Finding the Fourth Proportional to 5,602,824.39, 7,732,103.90 and 3,122,267.97
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Solution
The fourth proportional to 5,602,824.39, 7,732,103.90 and 3,122,267.97 is: 4,308,844.73
Step by Step Solution
- Step 1: Write the proportion equation
5,602,824.39 : 7,732,103.90 = 3,122,267.97 : x - Step 2: Convert to fraction form
5,602,824.39/7,732,103.90 = 3,122,267.97/x - Step 3: Cross multiply
5,602,824.39x = 7,732,103.90 × 3,122,267.97 - Step 4: Simplify right side
5,602,824.39x = 24,141,700,332,070.74 - Step 5: Solve for x
x = 24,141,700,332,070.74/5,602,824.39 - Step 6: Final answer
x = 4,308,844.73
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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.