Finding the Fourth Proportional to 4,287,950.61, 6,430,560.35 and 1,408,649.09
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Solution
The fourth proportional to 4,287,950.61, 6,430,560.35 and 1,408,649.09 is: 2,112,525.02
Step by Step Solution
- Step 1: Write the proportion equation
4,287,950.61 : 6,430,560.35 = 1,408,649.09 : x - Step 2: Convert to fraction form
4,287,950.61/6,430,560.35 = 1,408,649.09/x - Step 3: Cross multiply
4,287,950.61x = 6,430,560.35 × 1,408,649.09 - Step 4: Simplify right side
4,287,950.61x = 9,058,402,946,021.53 - Step 5: Solve for x
x = 9,058,402,946,021.53/4,287,950.61 - Step 6: Final answer
x = 2,112,525.02
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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.