Finding the Fourth Proportional to 1,968,268.14, 2,945,708.10 and 1,209,710.70
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Solution
The fourth proportional to 1,968,268.14, 2,945,708.10 and 1,209,710.70 is: 1,810,451.81
Step by Step Solution
- Step 1: Write the proportion equation
1,968,268.14 : 2,945,708.10 = 1,209,710.70 : x - Step 2: Convert to fraction form
1,968,268.14/2,945,708.10 = 1,209,710.70/x - Step 3: Cross multiply
1,968,268.14x = 2,945,708.10 × 1,209,710.70 - Step 4: Simplify right side
1,968,268.14x = 3,563,454,607,646.67 - Step 5: Solve for x
x = 3,563,454,607,646.67/1,968,268.14 - Step 6: Final answer
x = 1,810,451.81
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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.