Finding the Fourth Proportional to 1,403,619.42, 1,936,995.63 and 759,039.57
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Solution
The fourth proportional to 1,403,619.42, 1,936,995.63 and 759,039.57 is: 1,047,475.06
Step by Step Solution
- Step 1: Write the proportion equation
1,403,619.42 : 1,936,995.63 = 759,039.57 : x - Step 2: Convert to fraction form
1,403,619.42/1,936,995.63 = 759,039.57/x - Step 3: Cross multiply
1,403,619.42x = 1,936,995.63 × 759,039.57 - Step 4: Simplify right side
1,403,619.42x = 1,470,256,330,087.08 - Step 5: Solve for x
x = 1,470,256,330,087.08/1,403,619.42 - Step 6: Final answer
x = 1,047,475.06
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.