Finding the Fourth Proportional to 1,720,295.04, 2,374,368.38 and 1,091,231.84
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Solution
The fourth proportional to 1,720,295.04, 2,374,368.38 and 1,091,231.84 is: 1,506,129.06
Step by Step Solution
- Step 1: Write the proportion equation
1,720,295.04 : 2,374,368.38 = 1,091,231.84 : x - Step 2: Convert to fraction form
1,720,295.04/2,374,368.38 = 1,091,231.84/x - Step 3: Cross multiply
1,720,295.04x = 2,374,368.38 × 1,091,231.84 - Step 4: Simplify right side
1,720,295.04x = 2,590,986,358,817.22 - Step 5: Solve for x
x = 2,590,986,358,817.22/1,720,295.04 - Step 6: Final answer
x = 1,506,129.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.