Finding the Fourth Proportional to 3,596,753.76, 4,963,461.47 and 1,965,126.01
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Solution
The fourth proportional to 3,596,753.76, 4,963,461.47 and 1,965,126.01 is: 2,711,841.81
Step by Step Solution
- Step 1: Write the proportion equation
3,596,753.76 : 4,963,461.47 = 1,965,126.01 : x - Step 2: Convert to fraction form
3,596,753.76/4,963,461.47 = 1,965,126.01/x - Step 3: Cross multiply
3,596,753.76x = 4,963,461.47 × 1,965,126.01 - Step 4: Simplify right side
3,596,753.76x = 9,753,827,209,512.53 - Step 5: Solve for x
x = 9,753,827,209,512.53/3,596,753.76 - Step 6: Final answer
x = 2,711,841.81
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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.