Finding the Fourth Proportional to 1,572,093.97, 2,167,948.50 and 998,137.69
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Solution
The fourth proportional to 1,572,093.97, 2,167,948.50 and 998,137.69 is: 1,376,451.50
Step by Step Solution
- Step 1: Write the proportion equation
1,572,093.97 : 2,167,948.50 = 998,137.69 : x - Step 2: Convert to fraction form
1,572,093.97/2,167,948.50 = 998,137.69/x - Step 3: Cross multiply
1,572,093.97x = 2,167,948.50 × 998,137.69 - Step 4: Simplify right side
1,572,093.97x = 2,163,911,098,666.08 - Step 5: Solve for x
x = 2,163,911,098,666.08/1,572,093.97 - Step 6: Final answer
x = 1,376,451.50
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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.