Finding the Fourth Proportional to 1,553,173.22, 2,144,040.36 and 1,044,170.84
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Solution
The fourth proportional to 1,553,173.22, 2,144,040.36 and 1,044,170.84 is: 1,441,400.35
Step by Step Solution
- Step 1: Write the proportion equation
1,553,173.22 : 2,144,040.36 = 1,044,170.84 : x - Step 2: Convert to fraction form
1,553,173.22/2,144,040.36 = 1,044,170.84/x - Step 3: Cross multiply
1,553,173.22x = 2,144,040.36 × 1,044,170.84 - Step 4: Simplify right side
1,553,173.22x = 2,238,744,423,695.10 - Step 5: Solve for x
x = 2,238,744,423,695.10/1,553,173.22 - Step 6: Final answer
x = 1,441,400.35
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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.