Finding the Fourth Proportional to 3,476,599.68, 4,797,929.28 and 1,948,707.12
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Solution
The fourth proportional to 3,476,599.68, 4,797,929.28 and 1,948,707.12 is: 2,689,340.11
Step by Step Solution
- Step 1: Write the proportion equation
3,476,599.68 : 4,797,929.28 = 1,948,707.12 : x - Step 2: Convert to fraction form
3,476,599.68/4,797,929.28 = 1,948,707.12/x - Step 3: Cross multiply
3,476,599.68x = 4,797,929.28 × 1,948,707.12 - Step 4: Simplify right side
3,476,599.68x = 9,349,758,949,192.48 - Step 5: Solve for x
x = 9,349,758,949,192.48/3,476,599.68 - Step 6: Final answer
x = 2,689,340.11
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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.