Finding the Fourth Proportional to 2,176,060.84, 3,002,032.34 and 1,358,845.74
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Solution
The fourth proportional to 2,176,060.84, 3,002,032.34 and 1,358,845.74 is: 1,874,625.37
Step by Step Solution
- Step 1: Write the proportion equation
2,176,060.84 : 3,002,032.34 = 1,358,845.74 : x - Step 2: Convert to fraction form
2,176,060.84/3,002,032.34 = 1,358,845.74/x - Step 3: Cross multiply
2,176,060.84x = 3,002,032.34 × 1,358,845.74 - Step 4: Simplify right side
2,176,060.84x = 4,079,298,856,551.23 - Step 5: Solve for x
x = 4,079,298,856,551.23/2,176,060.84 - Step 6: Final answer
x = 1,874,625.37
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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.