Finding the Fourth Proportional to 4,459,041.40, 6,690,334.38 and 1,426,874.44
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Solution
The fourth proportional to 4,459,041.40, 6,690,334.38 and 1,426,874.44 is: 2,140,878.78
Step by Step Solution
- Step 1: Write the proportion equation
4,459,041.40 : 6,690,334.38 = 1,426,874.44 : x - Step 2: Convert to fraction form
4,459,041.40/6,690,334.38 = 1,426,874.44/x - Step 3: Cross multiply
4,459,041.40x = 6,690,334.38 × 1,426,874.44 - Step 4: Simplify right side
4,459,041.40x = 9,546,267,121,875.25 - Step 5: Solve for x
x = 9,546,267,121,875.25/4,459,041.40 - Step 6: Final answer
x = 2,140,878.78
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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.