Finding the Fourth Proportional to 970,395.12, 1,453,426.20 and 744,088.68
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Solution
The fourth proportional to 970,395.12, 1,453,426.20 and 744,088.68 is: 1,114,471.79
Step by Step Solution
- Step 1: Write the proportion equation
970,395.12 : 1,453,426.20 = 744,088.68 : x - Step 2: Convert to fraction form
970,395.12/1,453,426.20 = 744,088.68/x - Step 3: Cross multiply
970,395.12x = 1,453,426.20 × 744,088.68 - Step 4: Simplify right side
970,395.12x = 1,081,477,982,635.42 - Step 5: Solve for x
x = 1,081,477,982,635.42/970,395.12 - Step 6: Final answer
x = 1,114,471.79
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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.