Finding the Fourth Proportional to 4,521,479.42, 6,239,712.41 and 2,456,535.89
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Solution
The fourth proportional to 4,521,479.42, 6,239,712.41 and 2,456,535.89 is: 3,390,057.99
Step by Step Solution
- Step 1: Write the proportion equation
4,521,479.42 : 6,239,712.41 = 2,456,535.89 : x - Step 2: Convert to fraction form
4,521,479.42/6,239,712.41 = 2,456,535.89/x - Step 3: Cross multiply
4,521,479.42x = 6,239,712.41 × 2,456,535.89 - Step 4: Simplify right side
4,521,479.42x = 15,328,077,434,962.15 - Step 5: Solve for x
x = 15,328,077,434,962.15/4,521,479.42 - Step 6: Final answer
x = 3,390,057.99
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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.