Finding the Fourth Proportional to 1,470,390.55, 2,206,449.09 and 617,396.60
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Solution
The fourth proportional to 1,470,390.55, 2,206,449.09 and 617,396.60 is: 926,457.38
Step by Step Solution
- Step 1: Write the proportion equation
1,470,390.55 : 2,206,449.09 = 617,396.60 : x - Step 2: Convert to fraction form
1,470,390.55/2,206,449.09 = 617,396.60/x - Step 3: Cross multiply
1,470,390.55x = 2,206,449.09 × 617,396.60 - Step 4: Simplify right side
1,470,390.55x = 1,362,254,171,755.22 - Step 5: Solve for x
x = 1,362,254,171,755.22/1,470,390.55 - Step 6: Final answer
x = 926,457.38
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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.