Finding the Fourth Proportional to 3,596,763.30, 4,963,474.62 and 1,965,135.48
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Solution
The fourth proportional to 3,596,763.30, 4,963,474.62 and 1,965,135.48 is: 2,711,854.87
Step by Step Solution
- Step 1: Write the proportion equation
3,596,763.30 : 4,963,474.62 = 1,965,135.48 : x - Step 2: Convert to fraction form
3,596,763.30/4,963,474.62 = 1,965,135.48/x - Step 3: Cross multiply
3,596,763.30x = 4,963,474.62 × 1,965,135.48 - Step 4: Simplify right side
3,596,763.30x = 9,753,900,079,841.52 - Step 5: Solve for x
x = 9,753,900,079,841.52/3,596,763.30 - Step 6: Final answer
x = 2,711,854.87
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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.