Finding the Fourth Proportional to 4,924,825.95, 6,794,329.50 and 2,859,488.76
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Solution
The fourth proportional to 4,924,825.95, 6,794,329.50 and 2,859,488.76 is: 3,944,973.70
Step by Step Solution
- Step 1: Write the proportion equation
4,924,825.95 : 6,794,329.50 = 2,859,488.76 : x - Step 2: Convert to fraction form
4,924,825.95/6,794,329.50 = 2,859,488.76/x - Step 3: Cross multiply
4,924,825.95x = 6,794,329.50 × 2,859,488.76 - Step 4: Simplify right side
4,924,825.95x = 19,428,308,836,986.42 - Step 5: Solve for x
x = 19,428,308,836,986.42/4,924,825.95 - Step 6: Final answer
x = 3,944,973.70
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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.