Finding the Fourth Proportional to 5,362,328.21, 8,044,250.12 and 1,718,206.05
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Solution
The fourth proportional to 5,362,328.21, 8,044,250.12 and 1,718,206.05 is: 2,577,551.90
Step by Step Solution
- Step 1: Write the proportion equation
5,362,328.21 : 8,044,250.12 = 1,718,206.05 : x - Step 2: Convert to fraction form
5,362,328.21/8,044,250.12 = 1,718,206.05/x - Step 3: Cross multiply
5,362,328.21x = 8,044,250.12 × 1,718,206.05 - Step 4: Simplify right side
5,362,328.21x = 13,821,679,261,580.31 - Step 5: Solve for x
x = 13,821,679,261,580.31/5,362,328.21 - Step 6: Final answer
x = 2,577,551.90
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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.