Finding the Fourth Proportional to 3,596,725.80, 4,963,423.66 and 1,965,098.12
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Solution
The fourth proportional to 3,596,725.80, 4,963,423.66 and 1,965,098.12 is: 2,711,803.75
Step by Step Solution
- Step 1: Write the proportion equation
3,596,725.80 : 4,963,423.66 = 1,965,098.12 : x - Step 2: Convert to fraction form
3,596,725.80/4,963,423.66 = 1,965,098.12/x - Step 3: Cross multiply
3,596,725.80x = 4,963,423.66 × 1,965,098.12 - Step 4: Simplify right side
3,596,725.80x = 9,753,614,503,029.52 - Step 5: Solve for x
x = 9,753,614,503,029.52/3,596,725.80 - Step 6: Final answer
x = 2,711,803.75
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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.