Finding the Fourth Proportional to 1,513,457.40, 2,269,518.21 and 433,724.91
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Solution
The fourth proportional to 1,513,457.40, 2,269,518.21 and 433,724.91 is: 650,395.96
Step by Step Solution
- Step 1: Write the proportion equation
1,513,457.40 : 2,269,518.21 = 433,724.91 : x - Step 2: Convert to fraction form
1,513,457.40/2,269,518.21 = 433,724.91/x - Step 3: Cross multiply
1,513,457.40x = 2,269,518.21 × 433,724.91 - Step 4: Simplify right side
1,513,457.40x = 984,346,570,028.02 - Step 5: Solve for x
x = 984,346,570,028.02/1,513,457.40 - Step 6: Final answer
x = 650,395.96
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1.5x scale
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.