Finding the Fourth Proportional to 2,938,610.97, 4,408,267 and 1,421,203.52
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Solution
The fourth proportional to 2,938,610.97, 4,408,267 and 1,421,203.52 is: 2,131,974.81
Step by Step Solution
- Step 1: Write the proportion equation
2,938,610.97 : 4,408,267 = 1,421,203.52 : x - Step 2: Convert to fraction form
2,938,610.97/4,408,267 = 1,421,203.52/x - Step 3: Cross multiply
2,938,610.97x = 4,408,267 × 1,421,203.52 - Step 4: Simplify right side
2,938,610.97x = 6,265,044,577,499.84 - Step 5: Solve for x
x = 6,265,044,577,499.84/2,938,610.97 - Step 6: Final answer
x = 2,131,974.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.