Finding the Fourth Proportional to 1,374,595.98, 1,896,851.30 and 762,709.97
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Solution
The fourth proportional to 1,374,595.98, 1,896,851.30 and 762,709.97 is: 1,052,489.17
Step by Step Solution
- Step 1: Write the proportion equation
1,374,595.98 : 1,896,851.30 = 762,709.97 : x - Step 2: Convert to fraction form
1,374,595.98/1,896,851.30 = 762,709.97/x - Step 3: Cross multiply
1,374,595.98x = 1,896,851.30 × 762,709.97 - Step 4: Simplify right side
1,374,595.98x = 1,446,747,384,819.65 - Step 5: Solve for x
x = 1,446,747,384,819.65/1,374,595.98 - Step 6: Final answer
x = 1,052,489.17
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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.