Finding the Fourth Proportional to 1,411,377.12, 1,947,559.95 and 799,408.08
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Solution
The fourth proportional to 1,411,377.12, 1,947,559.95 and 799,408.08 is: 1,103,103.58
Step by Step Solution
- Step 1: Write the proportion equation
1,411,377.12 : 1,947,559.95 = 799,408.08 : x - Step 2: Convert to fraction form
1,411,377.12/1,947,559.95 = 799,408.08/x - Step 3: Cross multiply
1,411,377.12x = 1,947,559.95 × 799,408.08 - Step 4: Simplify right side
1,411,377.12x = 1,556,895,160,314.40 - Step 5: Solve for x
x = 1,556,895,160,314.40/1,411,377.12 - Step 6: Final answer
x = 1,103,103.58
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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.