Finding the Fourth Proportional to 7,603,762.12, 11,408,189.52 and 2,486,428
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Solution
The fourth proportional to 7,603,762.12, 11,408,189.52 and 2,486,428 is: 3,730,474.65
Step by Step Solution
- Step 1: Write the proportion equation
7,603,762.12 : 11,408,189.52 = 2,486,428 : x - Step 2: Convert to fraction form
7,603,762.12/11,408,189.52 = 2,486,428/x - Step 3: Cross multiply
7,603,762.12x = 11,408,189.52 × 2,486,428 - Step 4: Simplify right side
7,603,762.12x = 28,365,641,851,834.56 - Step 5: Solve for x
x = 28,365,641,851,834.56/7,603,762.12 - Step 6: Final answer
x = 3,730,474.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.