Finding the Fourth Proportional to 1,969,968.20, 2,954,426.88 and 549,774.68
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Solution
The fourth proportional to 1,969,968.20, 2,954,426.88 and 549,774.68 is: 824,515.39
Step by Step Solution
- Step 1: Write the proportion equation
1,969,968.20 : 2,954,426.88 = 549,774.68 : x - Step 2: Convert to fraction form
1,969,968.20/2,954,426.88 = 549,774.68/x - Step 3: Cross multiply
1,969,968.20x = 2,954,426.88 × 549,774.68 - Step 4: Simplify right side
1,969,968.20x = 1,624,269,092,535.40 - Step 5: Solve for x
x = 1,624,269,092,535.40/1,969,968.20 - Step 6: Final answer
x = 824,515.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.