Finding the Fourth Proportional to 1,553,170.24, 2,144,036.24 and 1,044,167.84
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Solution
The fourth proportional to 1,553,170.24, 2,144,036.24 and 1,044,167.84 is: 1,441,396.20
Step by Step Solution
- Step 1: Write the proportion equation
1,553,170.24 : 2,144,036.24 = 1,044,167.84 : x - Step 2: Convert to fraction form
1,553,170.24/2,144,036.24 = 1,044,167.84/x - Step 3: Cross multiply
1,553,170.24x = 2,144,036.24 × 1,044,167.84 - Step 4: Simplify right side
1,553,170.24x = 2,238,733,689,602.52 - Step 5: Solve for x
x = 2,238,733,689,602.52/1,553,170.24 - Step 6: Final answer
x = 1,441,396.20
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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.