Finding the Fourth Proportional to 1,370,395.93, 1,890,711.63 and 797,325.39
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Solution
The fourth proportional to 1,370,395.93, 1,890,711.63 and 797,325.39 is: 1,100,056.09
Step by Step Solution
- Step 1: Write the proportion equation
1,370,395.93 : 1,890,711.63 = 797,325.39 : x - Step 2: Convert to fraction form
1,370,395.93/1,890,711.63 = 797,325.39/x - Step 3: Cross multiply
1,370,395.93x = 1,890,711.63 × 797,325.39 - Step 4: Simplify right side
1,370,395.93x = 1,507,512,387,767.29 - Step 5: Solve for x
x = 1,507,512,387,767.29/1,370,395.93 - Step 6: Final answer
x = 1,100,056.09
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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.