Finding the Fourth Proportional to 3,726,669.84, 5,142,986.84 and 2,095,590.68
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Solution
The fourth proportional to 3,726,669.84, 5,142,986.84 and 2,095,590.68 is: 2,892,017.74
Step by Step Solution
- Step 1: Write the proportion equation
3,726,669.84 : 5,142,986.84 = 2,095,590.68 : x - Step 2: Convert to fraction form
3,726,669.84/5,142,986.84 = 2,095,590.68/x - Step 3: Cross multiply
3,726,669.84x = 5,142,986.84 × 2,095,590.68 - Step 4: Simplify right side
3,726,669.84x = 10,777,595,289,266.65 - Step 5: Solve for x
x = 10,777,595,289,266.65/3,726,669.84 - Step 6: Final answer
x = 2,892,017.74
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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.